Home / 293,155.10-439,942.89-124,793.66

Finding the Fourth Proportional to 293,155.10, 439,942.89 and 124,793.66

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Solution

The fourth proportional to 293,155.10, 439,942.89 and 124,793.66 is: 187,279.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,155.10 : 439,942.89 = 124,793.66 : x
  2. Step 2: Convert to fraction form
    293,155.10/439,942.89 = 124,793.66/x
  3. Step 3: Cross multiply
    293,155.10x = 439,942.89 × 124,793.66
  4. Step 4: Simplify right side
    293,155.10x = 54,902,085,001.91
  5. Step 5: Solve for x
    x = 54,902,085,001.91/293,155.10
  6. Step 6: Final answer
    x = 187,279.99

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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.