Home / 148,755.38-205,253.55-88,344.97

Finding the Fourth Proportional to 148,755.38, 205,253.55 and 88,344.97

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Solution

The fourth proportional to 148,755.38, 205,253.55 and 88,344.97 is: 121,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,755.38 : 205,253.55 = 88,344.97 : x
  2. Step 2: Convert to fraction form
    148,755.38/205,253.55 = 88,344.97/x
  3. Step 3: Cross multiply
    148,755.38x = 205,253.55 × 88,344.97
  4. Step 4: Simplify right side
    148,755.38x = 18,133,118,460.58
  5. Step 5: Solve for x
    x = 18,133,118,460.58/148,755.38
  6. Step 6: Final answer
    x = 121,898.91

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1.5x scale

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.