Home / 73,772.28-110,658.20-31,625.04

Finding the Fourth Proportional to 73,772.28, 110,658.20 and 31,625.04

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Solution

The fourth proportional to 73,772.28, 110,658.20 and 31,625.04 is: 47,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,772.28 : 110,658.20 = 31,625.04 : x
  2. Step 2: Convert to fraction form
    73,772.28/110,658.20 = 31,625.04/x
  3. Step 3: Cross multiply
    73,772.28x = 110,658.20 × 31,625.04
  4. Step 4: Simplify right side
    73,772.28x = 3,499,570,001.33
  5. Step 5: Solve for x
    x = 3,499,570,001.33/73,772.28
  6. Step 6: Final answer
    x = 47,437.47

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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.