Home / 76,919.52-115,385.76-24,327.84

Finding the Fourth Proportional to 76,919.52, 115,385.76 and 24,327.84

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Solution

The fourth proportional to 76,919.52, 115,385.76 and 24,327.84 is: 36,493.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,919.52 : 115,385.76 = 24,327.84 : x
  2. Step 2: Convert to fraction form
    76,919.52/115,385.76 = 24,327.84/x
  3. Step 3: Cross multiply
    76,919.52x = 115,385.76 × 24,327.84
  4. Step 4: Simplify right side
    76,919.52x = 2,807,086,307.56
  5. Step 5: Solve for x
    x = 2,807,086,307.56/76,919.52
  6. Step 6: Final answer
    x = 36,493.81

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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.