Home / 136,283.31-187,964.19-88,552.17

Finding the Fourth Proportional to 136,283.31, 187,964.19 and 88,552.17

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Solution

The fourth proportional to 136,283.31, 187,964.19 and 88,552.17 is: 122,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,283.31 : 187,964.19 = 88,552.17 : x
  2. Step 2: Convert to fraction form
    136,283.31/187,964.19 = 88,552.17/x
  3. Step 3: Cross multiply
    136,283.31x = 187,964.19 × 88,552.17
  4. Step 4: Simplify right side
    136,283.31x = 16,644,636,906.79
  5. Step 5: Solve for x
    x = 16,644,636,906.79/136,283.31
  6. Step 6: Final answer
    x = 122,132.61

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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.