Home / 284,118.27-392,082.41-156,792.95

Finding the Fourth Proportional to 284,118.27, 392,082.41 and 156,792.95

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Solution

The fourth proportional to 284,118.27, 392,082.41 and 156,792.95 is: 216,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,118.27 : 392,082.41 = 156,792.95 : x
  2. Step 2: Convert to fraction form
    284,118.27/392,082.41 = 156,792.95/x
  3. Step 3: Cross multiply
    284,118.27x = 392,082.41 × 156,792.95
  4. Step 4: Simplify right side
    284,118.27x = 61,475,757,707.01
  5. Step 5: Solve for x
    x = 61,475,757,707.01/284,118.27
  6. Step 6: Final answer
    x = 216,373.83

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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.