Home / 76,744.42-115,132.25-32,371.33

Finding the Fourth Proportional to 76,744.42, 115,132.25 and 32,371.33

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Solution

The fourth proportional to 76,744.42, 115,132.25 and 32,371.33 is: 48,563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,744.42 : 115,132.25 = 32,371.33 : x
  2. Step 2: Convert to fraction form
    76,744.42/115,132.25 = 32,371.33/x
  3. Step 3: Cross multiply
    76,744.42x = 115,132.25 × 32,371.33
  4. Step 4: Simplify right side
    76,744.42x = 3,726,984,058.39
  5. Step 5: Solve for x
    x = 3,726,984,058.39/76,744.42
  6. Step 6: Final answer
    x = 48,563.58

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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.