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Finding the Fourth Proportional to 283,796.88, 425,799.14 and 132,066.35

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Solution

The fourth proportional to 283,796.88, 425,799.14 and 132,066.35 is: 198,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,796.88 : 425,799.14 = 132,066.35 : x
  2. Step 2: Convert to fraction form
    283,796.88/425,799.14 = 132,066.35/x
  3. Step 3: Cross multiply
    283,796.88x = 425,799.14 × 132,066.35
  4. Step 4: Simplify right side
    283,796.88x = 56,233,735,463.61
  5. Step 5: Solve for x
    x = 56,233,735,463.61/283,796.88
  6. Step 6: Final answer
    x = 198,147.83

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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.