Home / 72,599.28-108,910.46-25,228.86

Finding the Fourth Proportional to 72,599.28, 108,910.46 and 25,228.86

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Solution

The fourth proportional to 72,599.28, 108,910.46 and 25,228.86 is: 37,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,599.28 : 108,910.46 = 25,228.86 : x
  2. Step 2: Convert to fraction form
    72,599.28/108,910.46 = 25,228.86/x
  3. Step 3: Cross multiply
    72,599.28x = 108,910.46 × 25,228.86
  4. Step 4: Simplify right side
    72,599.28x = 2,747,686,747.88
  5. Step 5: Solve for x
    x = 2,747,686,747.88/72,599.28
  6. Step 6: Final answer
    x = 37,847.30

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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.