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Finding the Fourth Proportional to 94,891.92, 142,332.98 and 28,332.60

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Solution

The fourth proportional to 94,891.92, 142,332.98 and 28,332.60 is: 42,497.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,891.92 : 142,332.98 = 28,332.60 : x
  2. Step 2: Convert to fraction form
    94,891.92/142,332.98 = 28,332.60/x
  3. Step 3: Cross multiply
    94,891.92x = 142,332.98 × 28,332.60
  4. Step 4: Simplify right side
    94,891.92x = 4,032,663,389.15
  5. Step 5: Solve for x
    x = 4,032,663,389.15/94,891.92
  6. Step 6: Final answer
    x = 42,497.44

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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.