Home / 124,760.28-187,146.90-62,409.72

Finding the Fourth Proportional to 124,760.28, 187,146.90 and 62,409.72

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Solution

The fourth proportional to 124,760.28, 187,146.90 and 62,409.72 is: 93,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,760.28 : 187,146.90 = 62,409.72 : x
  2. Step 2: Convert to fraction form
    124,760.28/187,146.90 = 62,409.72/x
  3. Step 3: Cross multiply
    124,760.28x = 187,146.90 × 62,409.72
  4. Step 4: Simplify right side
    124,760.28x = 11,679,785,627.87
  5. Step 5: Solve for x
    x = 11,679,785,627.87/124,760.28
  6. Step 6: Final answer
    x = 93,617.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.