Home / 82,964.20-124,446.30-27,560.20

Finding the Fourth Proportional to 82,964.20, 124,446.30 and 27,560.20

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Solution

The fourth proportional to 82,964.20, 124,446.30 and 27,560.20 is: 41,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,964.20 : 124,446.30 = 27,560.20 : x
  2. Step 2: Convert to fraction form
    82,964.20/124,446.30 = 27,560.20/x
  3. Step 3: Cross multiply
    82,964.20x = 124,446.30 × 27,560.20
  4. Step 4: Simplify right side
    82,964.20x = 3,429,764,917.26
  5. Step 5: Solve for x
    x = 3,429,764,917.26/82,964.20
  6. Step 6: Final answer
    x = 41,340.30

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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.