Home / 151,554.85-227,349.28-123,711.91

Finding the Fourth Proportional to 151,554.85, 227,349.28 and 123,711.91

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Solution

The fourth proportional to 151,554.85, 227,349.28 and 123,711.91 is: 185,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,554.85 : 227,349.28 = 123,711.91 : x
  2. Step 2: Convert to fraction form
    151,554.85/227,349.28 = 123,711.91/x
  3. Step 3: Cross multiply
    151,554.85x = 227,349.28 × 123,711.91
  4. Step 4: Simplify right side
    151,554.85x = 28,125,813,252.19
  5. Step 5: Solve for x
    x = 28,125,813,252.19/151,554.85
  6. Step 6: Final answer
    x = 185,581.75

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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.