Home / 282,767.28-424,139.85-95,778.78

Finding the Fourth Proportional to 282,767.28, 424,139.85 and 95,778.78

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Solution

The fourth proportional to 282,767.28, 424,139.85 and 95,778.78 is: 143,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,767.28 : 424,139.85 = 95,778.78 : x
  2. Step 2: Convert to fraction form
    282,767.28/424,139.85 = 95,778.78/x
  3. Step 3: Cross multiply
    282,767.28x = 424,139.85 × 95,778.78
  4. Step 4: Simplify right side
    282,767.28x = 40,623,597,382.38
  5. Step 5: Solve for x
    x = 40,623,597,382.38/282,767.28
  6. Step 6: Final answer
    x = 143,664.42

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1.5x scale

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.