Home / 82,902.18-124,371.05-26,745.49

Finding the Fourth Proportional to 82,902.18, 124,371.05 and 26,745.49

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Solution

The fourth proportional to 82,902.18, 124,371.05 and 26,745.49 is: 40,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,902.18 : 124,371.05 = 26,745.49 : x
  2. Step 2: Convert to fraction form
    82,902.18/124,371.05 = 26,745.49/x
  3. Step 3: Cross multiply
    82,902.18x = 124,371.05 × 26,745.49
  4. Step 4: Simplify right side
    82,902.18x = 3,326,364,695.80
  5. Step 5: Solve for x
    x = 3,326,364,695.80/82,902.18
  6. Step 6: Final answer
    x = 40,123.97

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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.