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Finding the Fourth Proportional to 283,423.68, 425,158.11 and 93,876.39

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Solution

The fourth proportional to 283,423.68, 425,158.11 and 93,876.39 is: 140,822.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,423.68 : 425,158.11 = 93,876.39 : x
  2. Step 2: Convert to fraction form
    283,423.68/425,158.11 = 93,876.39/x
  3. Step 3: Cross multiply
    283,423.68x = 425,158.11 × 93,876.39
  4. Step 4: Simplify right side
    283,423.68x = 39,912,308,546.02
  5. Step 5: Solve for x
    x = 39,912,308,546.02/283,423.68
  6. Step 6: Final answer
    x = 140,822.07

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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.