Home / 76,817.66-115,226.46-24,231.24

Finding the Fourth Proportional to 76,817.66, 115,226.46 and 24,231.24

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Solution

The fourth proportional to 76,817.66, 115,226.46 and 24,231.24 is: 36,346.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,817.66 : 115,226.46 = 24,231.24 : x
  2. Step 2: Convert to fraction form
    76,817.66/115,226.46 = 24,231.24/x
  3. Step 3: Cross multiply
    76,817.66x = 115,226.46 × 24,231.24
  4. Step 4: Simplify right side
    76,817.66x = 2,792,080,006.61
  5. Step 5: Solve for x
    x = 2,792,080,006.61/76,817.66
  6. Step 6: Final answer
    x = 36,346.85

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1.5x scale

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.