Home / 237,916.38-356,761.56-138,107.18

Finding the Fourth Proportional to 237,916.38, 356,761.56 and 138,107.18

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Solution

The fourth proportional to 237,916.38, 356,761.56 and 138,107.18 is: 207,095.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,916.38 : 356,761.56 = 138,107.18 : x
  2. Step 2: Convert to fraction form
    237,916.38/356,761.56 = 138,107.18/x
  3. Step 3: Cross multiply
    237,916.38x = 356,761.56 × 138,107.18
  4. Step 4: Simplify right side
    237,916.38x = 49,271,332,984.00
  5. Step 5: Solve for x
    x = 49,271,332,984.00/237,916.38
  6. Step 6: Final answer
    x = 207,095.17

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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.