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Finding the Fourth Proportional to 59,131.63, 88,697.45 and 21,677.55

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Solution

The fourth proportional to 59,131.63, 88,697.45 and 21,677.55 is: 32,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,131.63 : 88,697.45 = 21,677.55 : x
  2. Step 2: Convert to fraction form
    59,131.63/88,697.45 = 21,677.55/x
  3. Step 3: Cross multiply
    59,131.63x = 88,697.45 × 21,677.55
  4. Step 4: Simplify right side
    59,131.63x = 1,922,743,407.25
  5. Step 5: Solve for x
    x = 1,922,743,407.25/59,131.63
  6. Step 6: Final answer
    x = 32,516.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.