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Finding the Fourth Proportional to 151,808.30, 227,712.45 and 88,822.70

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Solution

The fourth proportional to 151,808.30, 227,712.45 and 88,822.70 is: 133,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,808.30 : 227,712.45 = 88,822.70 : x
  2. Step 2: Convert to fraction form
    151,808.30/227,712.45 = 88,822.70/x
  3. Step 3: Cross multiply
    151,808.30x = 227,712.45 × 88,822.70
  4. Step 4: Simplify right side
    151,808.30x = 20,226,034,632.62
  5. Step 5: Solve for x
    x = 20,226,034,632.62/151,808.30
  6. Step 6: Final answer
    x = 133,234.05

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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.