Home / 82,559.40-123,807.66-35,144.56

Finding the Fourth Proportional to 82,559.40, 123,807.66 and 35,144.56

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Solution

The fourth proportional to 82,559.40, 123,807.66 and 35,144.56 is: 52,703.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,559.40 : 123,807.66 = 35,144.56 : x
  2. Step 2: Convert to fraction form
    82,559.40/123,807.66 = 35,144.56/x
  3. Step 3: Cross multiply
    82,559.40x = 123,807.66 × 35,144.56
  4. Step 4: Simplify right side
    82,559.40x = 4,351,165,735.33
  5. Step 5: Solve for x
    x = 4,351,165,735.33/82,559.40
  6. Step 6: Final answer
    x = 52,703.46

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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.