Home / 76,497.61-114,791.33-32,120.95

Finding the Fourth Proportional to 76,497.61, 114,791.33 and 32,120.95

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Solution

The fourth proportional to 76,497.61, 114,791.33 and 32,120.95 is: 48,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,497.61 : 114,791.33 = 32,120.95 : x
  2. Step 2: Convert to fraction form
    76,497.61/114,791.33 = 32,120.95/x
  3. Step 3: Cross multiply
    76,497.61x = 114,791.33 × 32,120.95
  4. Step 4: Simplify right side
    76,497.61x = 3,687,206,410.76
  5. Step 5: Solve for x
    x = 3,687,206,410.76/76,497.61
  6. Step 6: Final answer
    x = 48,200.28

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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.