Home / 238,229.10-328,691.94-136,233.52

Finding the Fourth Proportional to 238,229.10, 328,691.94 and 136,233.52

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Solution

The fourth proportional to 238,229.10, 328,691.94 and 136,233.52 is: 187,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,229.10 : 328,691.94 = 136,233.52 : x
  2. Step 2: Convert to fraction form
    238,229.10/328,691.94 = 136,233.52/x
  3. Step 3: Cross multiply
    238,229.10x = 328,691.94 × 136,233.52
  4. Step 4: Simplify right side
    238,229.10x = 44,778,859,981.83
  5. Step 5: Solve for x
    x = 44,778,859,981.83/238,229.10
  6. Step 6: Final answer
    x = 187,965.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.