Home / 76,774.46-115,121.59-24,169.82

Finding the Fourth Proportional to 76,774.46, 115,121.59 and 24,169.82

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Solution

The fourth proportional to 76,774.46, 115,121.59 and 24,169.82 is: 36,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,774.46 : 115,121.59 = 24,169.82 : x
  2. Step 2: Convert to fraction form
    76,774.46/115,121.59 = 24,169.82/x
  3. Step 3: Cross multiply
    76,774.46x = 115,121.59 × 24,169.82
  4. Step 4: Simplify right side
    76,774.46x = 2,782,467,472.38
  5. Step 5: Solve for x
    x = 2,782,467,472.38/76,774.46
  6. Step 6: Final answer
    x = 36,242.10

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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.