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Finding the Fourth Proportional to 283,536.18, 425,387.43 and 83,861.82

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Solution

The fourth proportional to 283,536.18, 425,387.43 and 83,861.82 is: 125,817.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,536.18 : 425,387.43 = 83,861.82 : x
  2. Step 2: Convert to fraction form
    283,536.18/425,387.43 = 83,861.82/x
  3. Step 3: Cross multiply
    283,536.18x = 425,387.43 × 83,861.82
  4. Step 4: Simplify right side
    283,536.18x = 35,673,764,084.92
  5. Step 5: Solve for x
    x = 35,673,764,084.92/283,536.18
  6. Step 6: Final answer
    x = 125,817.33

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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.