Home / 124,607.40-171,961.92-70,882.44

Finding the Fourth Proportional to 124,607.40, 171,961.92 and 70,882.44

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Solution

The fourth proportional to 124,607.40, 171,961.92 and 70,882.44 is: 97,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,607.40 : 171,961.92 = 70,882.44 : x
  2. Step 2: Convert to fraction form
    124,607.40/171,961.92 = 70,882.44/x
  3. Step 3: Cross multiply
    124,607.40x = 171,961.92 × 70,882.44
  4. Step 4: Simplify right side
    124,607.40x = 12,189,080,476.68
  5. Step 5: Solve for x
    x = 12,189,080,476.68/124,607.40
  6. Step 6: Final answer
    x = 97,819.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.