Home / 82,676.08-124,023.24-26,502.88

Finding the Fourth Proportional to 82,676.08, 124,023.24 and 26,502.88

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Solution

The fourth proportional to 82,676.08, 124,023.24 and 26,502.88 is: 39,757.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,676.08 : 124,023.24 = 26,502.88 : x
  2. Step 2: Convert to fraction form
    82,676.08/124,023.24 = 26,502.88/x
  3. Step 3: Cross multiply
    82,676.08x = 124,023.24 × 26,502.88
  4. Step 4: Simplify right side
    82,676.08x = 3,286,973,046.93
  5. Step 5: Solve for x
    x = 3,286,973,046.93/82,676.08
  6. Step 6: Final answer
    x = 39,757.24

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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.