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Finding the Fourth Proportional to 251,506.28, 377,259.41 and 146,251.43

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Solution

The fourth proportional to 251,506.28, 377,259.41 and 146,251.43 is: 219,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,506.28 : 377,259.41 = 146,251.43 : x
  2. Step 2: Convert to fraction form
    251,506.28/377,259.41 = 146,251.43/x
  3. Step 3: Cross multiply
    251,506.28x = 377,259.41 × 146,251.43
  4. Step 4: Simplify right side
    251,506.28x = 55,174,725,575.90
  5. Step 5: Solve for x
    x = 55,174,725,575.90/251,506.28
  6. Step 6: Final answer
    x = 219,377.13

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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.