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Finding the Fourth Proportional to 293,331.92, 439,873.80 and 124,845.44

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Solution

The fourth proportional to 293,331.92, 439,873.80 and 124,845.44 is: 187,215.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,331.92 : 439,873.80 = 124,845.44 : x
  2. Step 2: Convert to fraction form
    293,331.92/439,873.80 = 124,845.44/x
  3. Step 3: Cross multiply
    293,331.92x = 439,873.80 × 124,845.44
  4. Step 4: Simplify right side
    293,331.92x = 54,916,238,105.47
  5. Step 5: Solve for x
    x = 54,916,238,105.47/293,331.92
  6. Step 6: Final answer
    x = 187,215.35

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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.