Home / 124,190.28-171,382.68-67,601.76

Finding the Fourth Proportional to 124,190.28, 171,382.68 and 67,601.76

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Solution

The fourth proportional to 124,190.28, 171,382.68 and 67,601.76 is: 93,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,190.28 : 171,382.68 = 67,601.76 : x
  2. Step 2: Convert to fraction form
    124,190.28/171,382.68 = 67,601.76/x
  3. Step 3: Cross multiply
    124,190.28x = 171,382.68 × 67,601.76
  4. Step 4: Simplify right side
    124,190.28x = 11,585,770,801.52
  5. Step 5: Solve for x
    x = 11,585,770,801.52/124,190.28
  6. Step 6: Final answer
    x = 93,290.48

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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.