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Finding the Fourth Proportional to 59,009.80, 88,514.70 and 54,344.20

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Solution

The fourth proportional to 59,009.80, 88,514.70 and 54,344.20 is: 81,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,009.80 : 88,514.70 = 54,344.20 : x
  2. Step 2: Convert to fraction form
    59,009.80/88,514.70 = 54,344.20/x
  3. Step 3: Cross multiply
    59,009.80x = 88,514.70 × 54,344.20
  4. Step 4: Simplify right side
    59,009.80x = 4,810,260,559.74
  5. Step 5: Solve for x
    x = 4,810,260,559.74/59,009.80
  6. Step 6: Final answer
    x = 81,516.30

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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.