Home / 84,997.44-127,474.56-32,391.36

Finding the Fourth Proportional to 84,997.44, 127,474.56 and 32,391.36

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Solution

The fourth proportional to 84,997.44, 127,474.56 and 32,391.36 is: 48,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,997.44 : 127,474.56 = 32,391.36 : x
  2. Step 2: Convert to fraction form
    84,997.44/127,474.56 = 32,391.36/x
  3. Step 3: Cross multiply
    84,997.44x = 127,474.56 × 32,391.36
  4. Step 4: Simplify right side
    84,997.44x = 4,129,074,363.80
  5. Step 5: Solve for x
    x = 4,129,074,363.80/84,997.44
  6. Step 6: Final answer
    x = 48,578.81

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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.