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Finding the Fourth Proportional to 149,710.80, 224,566.20 and 116,249.70

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Solution

The fourth proportional to 149,710.80, 224,566.20 and 116,249.70 is: 174,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,710.80 : 224,566.20 = 116,249.70 : x
  2. Step 2: Convert to fraction form
    149,710.80/224,566.20 = 116,249.70/x
  3. Step 3: Cross multiply
    149,710.80x = 224,566.20 × 116,249.70
  4. Step 4: Simplify right side
    149,710.80x = 26,105,753,380.14
  5. Step 5: Solve for x
    x = 26,105,753,380.14/149,710.80
  6. Step 6: Final answer
    x = 174,374.55

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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.