Home / 284,606.10-426,909.15-107,152.92

Finding the Fourth Proportional to 284,606.10, 426,909.15 and 107,152.92

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Solution

The fourth proportional to 284,606.10, 426,909.15 and 107,152.92 is: 160,729.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,606.10 : 426,909.15 = 107,152.92 : x
  2. Step 2: Convert to fraction form
    284,606.10/426,909.15 = 107,152.92/x
  3. Step 3: Cross multiply
    284,606.10x = 426,909.15 × 107,152.92
  4. Step 4: Simplify right side
    284,606.10x = 45,744,561,997.22
  5. Step 5: Solve for x
    x = 45,744,561,997.22/284,606.10
  6. Step 6: Final answer
    x = 160,729.38

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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.