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Finding the Fourth Proportional to 283,752.66, 425,691.24 and 84,088.66

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Solution

The fourth proportional to 283,752.66, 425,691.24 and 84,088.66 is: 126,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,752.66 : 425,691.24 = 84,088.66 : x
  2. Step 2: Convert to fraction form
    283,752.66/425,691.24 = 84,088.66/x
  3. Step 3: Cross multiply
    283,752.66x = 425,691.24 × 84,088.66
  4. Step 4: Simplify right side
    283,752.66x = 35,795,805,945.34
  5. Step 5: Solve for x
    x = 35,795,805,945.34/283,752.66
  6. Step 6: Final answer
    x = 126,151.44

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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.