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Finding the Fourth Proportional to 250,382.97, 375,312.01 and 92,510.73

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Solution

The fourth proportional to 250,382.97, 375,312.01 and 92,510.73 is: 138,669.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,382.97 : 375,312.01 = 92,510.73 : x
  2. Step 2: Convert to fraction form
    250,382.97/375,312.01 = 92,510.73/x
  3. Step 3: Cross multiply
    250,382.97x = 375,312.01 × 92,510.73
  4. Step 4: Simplify right side
    250,382.97x = 34,720,388,022.87
  5. Step 5: Solve for x
    x = 34,720,388,022.87/250,382.97
  6. Step 6: Final answer
    x = 138,669.13

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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.