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Finding the Fourth Proportional to 283,608.68, 425,474.53 and 83,943.10

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Solution

The fourth proportional to 283,608.68, 425,474.53 and 83,943.10 is: 125,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,608.68 : 425,474.53 = 83,943.10 : x
  2. Step 2: Convert to fraction form
    283,608.68/425,474.53 = 83,943.10/x
  3. Step 3: Cross multiply
    283,608.68x = 425,474.53 × 83,943.10
  4. Step 4: Simplify right side
    283,608.68x = 35,715,648,891.87
  5. Step 5: Solve for x
    x = 35,715,648,891.87/283,608.68
  6. Step 6: Final answer
    x = 125,932.85

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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.