Home / 67,438.96-101,171.46-25,882.72

Finding the Fourth Proportional to 67,438.96, 101,171.46 and 25,882.72

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Solution

The fourth proportional to 67,438.96, 101,171.46 and 25,882.72 is: 38,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,438.96 : 101,171.46 = 25,882.72 : x
  2. Step 2: Convert to fraction form
    67,438.96/101,171.46 = 25,882.72/x
  3. Step 3: Cross multiply
    67,438.96x = 101,171.46 × 25,882.72
  4. Step 4: Simplify right side
    67,438.96x = 2,618,592,571.17
  5. Step 5: Solve for x
    x = 2,618,592,571.17/67,438.96
  6. Step 6: Final answer
    x = 38,829.08

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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.