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Finding the Fourth Proportional to 88,892.29, 133,345.53 and 29,728.27

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Solution

The fourth proportional to 88,892.29, 133,345.53 and 29,728.27 is: 44,594.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,892.29 : 133,345.53 = 29,728.27 : x
  2. Step 2: Convert to fraction form
    88,892.29/133,345.53 = 29,728.27/x
  3. Step 3: Cross multiply
    88,892.29x = 133,345.53 × 29,728.27
  4. Step 4: Simplify right side
    88,892.29x = 3,964,131,919.13
  5. Step 5: Solve for x
    x = 3,964,131,919.13/88,892.29
  6. Step 6: Final answer
    x = 44,594.78

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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.