Home / 76,744.67-115,132.62-32,371.58

Finding the Fourth Proportional to 76,744.67, 115,132.62 and 32,371.58

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Solution

The fourth proportional to 76,744.67, 115,132.62 and 32,371.58 is: 48,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,744.67 : 115,132.62 = 32,371.58 : x
  2. Step 2: Convert to fraction form
    76,744.67/115,132.62 = 32,371.58/x
  3. Step 3: Cross multiply
    76,744.67x = 115,132.62 × 32,371.58
  4. Step 4: Simplify right side
    76,744.67x = 3,727,024,818.94
  5. Step 5: Solve for x
    x = 3,727,024,818.94/76,744.67
  6. Step 6: Final answer
    x = 48,563.96

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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.