Home / 82,110.60-123,198.30-32,182.20

Finding the Fourth Proportional to 82,110.60, 123,198.30 and 32,182.20

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Solution

The fourth proportional to 82,110.60, 123,198.30 and 32,182.20 is: 48,286.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,110.60 : 123,198.30 = 32,182.20 : x
  2. Step 2: Convert to fraction form
    82,110.60/123,198.30 = 32,182.20/x
  3. Step 3: Cross multiply
    82,110.60x = 123,198.30 × 32,182.20
  4. Step 4: Simplify right side
    82,110.60x = 3,964,792,330.26
  5. Step 5: Solve for x
    x = 3,964,792,330.26/82,110.60
  6. Step 6: Final answer
    x = 48,286.00

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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.