Home / 85,086.08-127,629.09-22,754.96

Finding the Fourth Proportional to 85,086.08, 127,629.09 and 22,754.96

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Solution

The fourth proportional to 85,086.08, 127,629.09 and 22,754.96 is: 34,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,086.08 : 127,629.09 = 22,754.96 : x
  2. Step 2: Convert to fraction form
    85,086.08/127,629.09 = 22,754.96/x
  3. Step 3: Cross multiply
    85,086.08x = 127,629.09 × 22,754.96
  4. Step 4: Simplify right side
    85,086.08x = 2,904,194,837.79
  5. Step 5: Solve for x
    x = 2,904,194,837.79/85,086.08
  6. Step 6: Final answer
    x = 34,132.43

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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.