Home / 85,098.12-127,637.42-22,773.48

Finding the Fourth Proportional to 85,098.12, 127,637.42 and 22,773.48

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Solution

The fourth proportional to 85,098.12, 127,637.42 and 22,773.48 is: 34,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,098.12 : 127,637.42 = 22,773.48 : x
  2. Step 2: Convert to fraction form
    85,098.12/127,637.42 = 22,773.48/x
  3. Step 3: Cross multiply
    85,098.12x = 127,637.42 × 22,773.48
  4. Step 4: Simplify right side
    85,098.12x = 2,906,748,231.62
  5. Step 5: Solve for x
    x = 2,906,748,231.62/85,098.12
  6. Step 6: Final answer
    x = 34,157.61

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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.