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Finding the Fourth Proportional to 153,100.62, 229,687.81 and 150,558.70

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Solution

The fourth proportional to 153,100.62, 229,687.81 and 150,558.70 is: 225,874.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,100.62 : 229,687.81 = 150,558.70 : x
  2. Step 2: Convert to fraction form
    153,100.62/229,687.81 = 150,558.70/x
  3. Step 3: Cross multiply
    153,100.62x = 229,687.81 × 150,558.70
  4. Step 4: Simplify right side
    153,100.62x = 34,581,498,079.45
  5. Step 5: Solve for x
    x = 34,581,498,079.45/153,100.62
  6. Step 6: Final answer
    x = 225,874.33

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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.