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Finding the Fourth Proportional to 59,934.57, 89,901.90 and 15,557.60

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Solution

The fourth proportional to 59,934.57, 89,901.90 and 15,557.60 is: 23,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,934.57 : 89,901.90 = 15,557.60 : x
  2. Step 2: Convert to fraction form
    59,934.57/89,901.90 = 15,557.60/x
  3. Step 3: Cross multiply
    59,934.57x = 89,901.90 × 15,557.60
  4. Step 4: Simplify right side
    59,934.57x = 1,398,658,024.19
  5. Step 5: Solve for x
    x = 1,398,658,024.19/59,934.57
  6. Step 6: Final answer
    x = 23,336.42

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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.