Home / 168,044.96-231,899.92-91,567.32

Finding the Fourth Proportional to 168,044.96, 231,899.92 and 91,567.32

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Solution

The fourth proportional to 168,044.96, 231,899.92 and 91,567.32 is: 126,361.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,044.96 : 231,899.92 = 91,567.32 : x
  2. Step 2: Convert to fraction form
    168,044.96/231,899.92 = 91,567.32/x
  3. Step 3: Cross multiply
    168,044.96x = 231,899.92 × 91,567.32
  4. Step 4: Simplify right side
    168,044.96x = 21,234,454,182.61
  5. Step 5: Solve for x
    x = 21,234,454,182.61/168,044.96
  6. Step 6: Final answer
    x = 126,361.74

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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.