Home / 284,514.28-426,834.92-107,022.76

Finding the Fourth Proportional to 284,514.28, 426,834.92 and 107,022.76

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Solution

The fourth proportional to 284,514.28, 426,834.92 and 107,022.76 is: 160,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,514.28 : 426,834.92 = 107,022.76 : x
  2. Step 2: Convert to fraction form
    284,514.28/426,834.92 = 107,022.76/x
  3. Step 3: Cross multiply
    284,514.28x = 426,834.92 × 107,022.76
  4. Step 4: Simplify right side
    284,514.28x = 45,681,051,202.78
  5. Step 5: Solve for x
    x = 45,681,051,202.78/284,514.28
  6. Step 6: Final answer
    x = 160,558.03

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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.