Home / 82,220.05-123,331.44-26,060.62

Finding the Fourth Proportional to 82,220.05, 123,331.44 and 26,060.62

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Solution

The fourth proportional to 82,220.05, 123,331.44 and 26,060.62 is: 39,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,220.05 : 123,331.44 = 26,060.62 : x
  2. Step 2: Convert to fraction form
    82,220.05/123,331.44 = 26,060.62/x
  3. Step 3: Cross multiply
    82,220.05x = 123,331.44 × 26,060.62
  4. Step 4: Simplify right side
    82,220.05x = 3,214,093,791.89
  5. Step 5: Solve for x
    x = 3,214,093,791.89/82,220.05
  6. Step 6: Final answer
    x = 39,091.36

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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.