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Finding the Fourth Proportional to 88,906.71, 133,332.33 and 29,728.57

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Solution

The fourth proportional to 88,906.71, 133,332.33 and 29,728.57 is: 44,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,906.71 : 133,332.33 = 29,728.57 : x
  2. Step 2: Convert to fraction form
    88,906.71/133,332.33 = 29,728.57/x
  3. Step 3: Cross multiply
    88,906.71x = 133,332.33 × 29,728.57
  4. Step 4: Simplify right side
    88,906.71x = 3,963,779,366.59
  5. Step 5: Solve for x
    x = 3,963,779,366.59/88,906.71
  6. Step 6: Final answer
    x = 44,583.58

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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.