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Finding the Fourth Proportional to 359,968.16, 539,952.24 and 93,727.92

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Solution

The fourth proportional to 359,968.16, 539,952.24 and 93,727.92 is: 140,591.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,968.16 : 539,952.24 = 93,727.92 : x
  2. Step 2: Convert to fraction form
    359,968.16/539,952.24 = 93,727.92/x
  3. Step 3: Cross multiply
    359,968.16x = 539,952.24 × 93,727.92
  4. Step 4: Simplify right side
    359,968.16x = 50,608,600,354.54
  5. Step 5: Solve for x
    x = 50,608,600,354.54/359,968.16
  6. Step 6: Final answer
    x = 140,591.88

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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.