Home / 168,165.28-231,826.98-132,293.02

Finding the Fourth Proportional to 168,165.28, 231,826.98 and 132,293.02

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Solution

The fourth proportional to 168,165.28, 231,826.98 and 132,293.02 is: 182,374.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,165.28 : 231,826.98 = 132,293.02 : x
  2. Step 2: Convert to fraction form
    168,165.28/231,826.98 = 132,293.02/x
  3. Step 3: Cross multiply
    168,165.28x = 231,826.98 × 132,293.02
  4. Step 4: Simplify right side
    168,165.28x = 30,669,091,301.68
  5. Step 5: Solve for x
    x = 30,669,091,301.68/168,165.28
  6. Step 6: Final answer
    x = 182,374.69

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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.