Home / 91,361.16-126,062.28-51,062.04

Finding the Fourth Proportional to 91,361.16, 126,062.28 and 51,062.04

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Solution

The fourth proportional to 91,361.16, 126,062.28 and 51,062.04 is: 70,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,361.16 : 126,062.28 = 51,062.04 : x
  2. Step 2: Convert to fraction form
    91,361.16/126,062.28 = 51,062.04/x
  3. Step 3: Cross multiply
    91,361.16x = 126,062.28 × 51,062.04
  4. Step 4: Simplify right side
    91,361.16x = 6,436,997,183.85
  5. Step 5: Solve for x
    x = 6,436,997,183.85/91,361.16
  6. Step 6: Final answer
    x = 70,456.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.