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Finding the Fourth Proportional to 151,645.52, 227,001.72 and 98,941.52

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Solution

The fourth proportional to 151,645.52, 227,001.72 and 98,941.52 is: 148,107.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,645.52 : 227,001.72 = 98,941.52 : x
  2. Step 2: Convert to fraction form
    151,645.52/227,001.72 = 98,941.52/x
  3. Step 3: Cross multiply
    151,645.52x = 227,001.72 × 98,941.52
  4. Step 4: Simplify right side
    151,645.52x = 22,459,895,219.41
  5. Step 5: Solve for x
    x = 22,459,895,219.41/151,645.52
  6. Step 6: Final answer
    x = 148,107.87

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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.