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Finding the Fourth Proportional to 283,562.32, 425,405.76 and 83,867.14

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Solution

The fourth proportional to 283,562.32, 425,405.76 and 83,867.14 is: 125,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,562.32 : 425,405.76 = 83,867.14 : x
  2. Step 2: Convert to fraction form
    283,562.32/425,405.76 = 83,867.14/x
  3. Step 3: Cross multiply
    283,562.32x = 425,405.76 × 83,867.14
  4. Step 4: Simplify right side
    283,562.32x = 35,677,564,430.73
  5. Step 5: Solve for x
    x = 35,677,564,430.73/283,562.32
  6. Step 6: Final answer
    x = 125,819.13

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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.