Home / 269,432.68-371,898.66-156,283.24

Finding the Fourth Proportional to 269,432.68, 371,898.66 and 156,283.24

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Solution

The fourth proportional to 269,432.68, 371,898.66 and 156,283.24 is: 215,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,432.68 : 371,898.66 = 156,283.24 : x
  2. Step 2: Convert to fraction form
    269,432.68/371,898.66 = 156,283.24/x
  3. Step 3: Cross multiply
    269,432.68x = 371,898.66 × 156,283.24
  4. Step 4: Simplify right side
    269,432.68x = 58,121,527,536.46
  5. Step 5: Solve for x
    x = 58,121,527,536.46/269,432.68
  6. Step 6: Final answer
    x = 215,718.18

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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.