Home / 82,237.58-123,360.77-26,081.96

Finding the Fourth Proportional to 82,237.58, 123,360.77 and 26,081.96

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Solution

The fourth proportional to 82,237.58, 123,360.77 and 26,081.96 is: 39,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,237.58 : 123,360.77 = 26,081.96 : x
  2. Step 2: Convert to fraction form
    82,237.58/123,360.77 = 26,081.96/x
  3. Step 3: Cross multiply
    82,237.58x = 123,360.77 × 26,081.96
  4. Step 4: Simplify right side
    82,237.58x = 3,217,489,921.50
  5. Step 5: Solve for x
    x = 3,217,489,921.50/82,237.58
  6. Step 6: Final answer
    x = 39,124.33

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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.