Home / 148,641.27-205,039.17-94,865.68

Finding the Fourth Proportional to 148,641.27, 205,039.17 and 94,865.68

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Solution

The fourth proportional to 148,641.27, 205,039.17 and 94,865.68 is: 130,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,641.27 : 205,039.17 = 94,865.68 : x
  2. Step 2: Convert to fraction form
    148,641.27/205,039.17 = 94,865.68/x
  3. Step 3: Cross multiply
    148,641.27x = 205,039.17 × 94,865.68
  4. Step 4: Simplify right side
    148,641.27x = 19,451,179,776.09
  5. Step 5: Solve for x
    x = 19,451,179,776.09/148,641.27
  6. Step 6: Final answer
    x = 130,859.88

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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.