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Finding the Fourth Proportional to 181,465.92, 272,234.52 and 63,141.12

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Solution

The fourth proportional to 181,465.92, 272,234.52 and 63,141.12 is: 94,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,465.92 : 272,234.52 = 63,141.12 : x
  2. Step 2: Convert to fraction form
    181,465.92/272,234.52 = 63,141.12/x
  3. Step 3: Cross multiply
    181,465.92x = 272,234.52 × 63,141.12
  4. Step 4: Simplify right side
    181,465.92x = 17,189,192,495.46
  5. Step 5: Solve for x
    x = 17,189,192,495.46/181,465.92
  6. Step 6: Final answer
    x = 94,724.08

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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.