Home / 82,912.99-124,393.70-26,751.85

Finding the Fourth Proportional to 82,912.99, 124,393.70 and 26,751.85

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Solution

The fourth proportional to 82,912.99, 124,393.70 and 26,751.85 is: 40,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,912.99 : 124,393.70 = 26,751.85 : x
  2. Step 2: Convert to fraction form
    82,912.99/124,393.70 = 26,751.85/x
  3. Step 3: Cross multiply
    82,912.99x = 124,393.70 × 26,751.85
  4. Step 4: Simplify right side
    82,912.99x = 3,327,761,603.35
  5. Step 5: Solve for x
    x = 3,327,761,603.35/82,912.99
  6. Step 6: Final answer
    x = 40,135.59

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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.