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Finding the Fourth Proportional to 73,336, 101,229.92 and 43,528

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Solution

The fourth proportional to 73,336, 101,229.92 and 43,528 is: 60,084.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,336 : 101,229.92 = 43,528 : x
  2. Step 2: Convert to fraction form
    73,336/101,229.92 = 43,528/x
  3. Step 3: Cross multiply
    73,336x = 101,229.92 × 43,528
  4. Step 4: Simplify right side
    73,336x = 4,406,335,957.76
  5. Step 5: Solve for x
    x = 4,406,335,957.76/73,336
  6. Step 6: Final answer
    x = 60,084.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.