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Finding the Fourth Proportional to 59,039.81, 88,543.51 and 35,328.70

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Solution

The fourth proportional to 59,039.81, 88,543.51 and 35,328.70 is: 52,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,039.81 : 88,543.51 = 35,328.70 : x
  2. Step 2: Convert to fraction form
    59,039.81/88,543.51 = 35,328.70/x
  3. Step 3: Cross multiply
    59,039.81x = 88,543.51 × 35,328.70
  4. Step 4: Simplify right side
    59,039.81x = 3,128,127,101.74
  5. Step 5: Solve for x
    x = 3,128,127,101.74/59,039.81
  6. Step 6: Final answer
    x = 52,983.35

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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.