Home / 107,489.65-161,234.87-32,610.43

Finding the Fourth Proportional to 107,489.65, 161,234.87 and 32,610.43

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Solution

The fourth proportional to 107,489.65, 161,234.87 and 32,610.43 is: 48,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,489.65 : 161,234.87 = 32,610.43 : x
  2. Step 2: Convert to fraction form
    107,489.65/161,234.87 = 32,610.43/x
  3. Step 3: Cross multiply
    107,489.65x = 161,234.87 × 32,610.43
  4. Step 4: Simplify right side
    107,489.65x = 5,257,938,278.64
  5. Step 5: Solve for x
    x = 5,257,938,278.64/107,489.65
  6. Step 6: Final answer
    x = 48,915.76

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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.