Home / 82,604.75-123,912.23-23,445.05

Finding the Fourth Proportional to 82,604.75, 123,912.23 and 23,445.05

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Solution

The fourth proportional to 82,604.75, 123,912.23 and 23,445.05 is: 35,169.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,604.75 : 123,912.23 = 23,445.05 : x
  2. Step 2: Convert to fraction form
    82,604.75/123,912.23 = 23,445.05/x
  3. Step 3: Cross multiply
    82,604.75x = 123,912.23 × 23,445.05
  4. Step 4: Simplify right side
    82,604.75x = 2,905,127,691.18
  5. Step 5: Solve for x
    x = 2,905,127,691.18/82,604.75
  6. Step 6: Final answer
    x = 35,169.02

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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.