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Finding the Fourth Proportional to 151,850.48, 227,776.53 and 99,590.90

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Solution

The fourth proportional to 151,850.48, 227,776.53 and 99,590.90 is: 149,386.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,850.48 : 227,776.53 = 99,590.90 : x
  2. Step 2: Convert to fraction form
    151,850.48/227,776.53 = 99,590.90/x
  3. Step 3: Cross multiply
    151,850.48x = 227,776.53 × 99,590.90
  4. Step 4: Simplify right side
    151,850.48x = 22,684,469,621.58
  5. Step 5: Solve for x
    x = 22,684,469,621.58/151,850.48
  6. Step 6: Final answer
    x = 149,386.88

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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.