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Finding the Fourth Proportional to 159,446.52, 239,170.08 and 149,703.43

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Solution

The fourth proportional to 159,446.52, 239,170.08 and 149,703.43 is: 224,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,446.52 : 239,170.08 = 149,703.43 : x
  2. Step 2: Convert to fraction form
    159,446.52/239,170.08 = 149,703.43/x
  3. Step 3: Cross multiply
    159,446.52x = 239,170.08 × 149,703.43
  4. Step 4: Simplify right side
    159,446.52x = 35,804,580,580.86
  5. Step 5: Solve for x
    x = 35,804,580,580.86/159,446.52
  6. Step 6: Final answer
    x = 224,555.43

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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.