Home / 82,687.77-124,043.22-26,514.67

Finding the Fourth Proportional to 82,687.77, 124,043.22 and 26,514.67

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Solution

The fourth proportional to 82,687.77, 124,043.22 and 26,514.67 is: 39,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,687.77 : 124,043.22 = 26,514.67 : x
  2. Step 2: Convert to fraction form
    82,687.77/124,043.22 = 26,514.67/x
  3. Step 3: Cross multiply
    82,687.77x = 124,043.22 × 26,514.67
  4. Step 4: Simplify right side
    82,687.77x = 3,288,965,044.04
  5. Step 5: Solve for x
    x = 3,288,965,044.04/82,687.77
  6. Step 6: Final answer
    x = 39,775.71

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1.5x scale

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.