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Finding the Fourth Proportional to 149,357.31, 224,079.71 and 44,179.08

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Solution

The fourth proportional to 149,357.31, 224,079.71 and 44,179.08 is: 66,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,357.31 : 224,079.71 = 44,179.08 : x
  2. Step 2: Convert to fraction form
    149,357.31/224,079.71 = 44,179.08/x
  3. Step 3: Cross multiply
    149,357.31x = 224,079.71 × 44,179.08
  4. Step 4: Simplify right side
    149,357.31x = 9,899,635,213.57
  5. Step 5: Solve for x
    x = 9,899,635,213.57/149,357.31
  6. Step 6: Final answer
    x = 66,281.56

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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.