Home / 83,538.82-125,266.78-26,605.32

Finding the Fourth Proportional to 83,538.82, 125,266.78 and 26,605.32

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Solution

The fourth proportional to 83,538.82, 125,266.78 and 26,605.32 is: 39,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,538.82 : 125,266.78 = 26,605.32 : x
  2. Step 2: Convert to fraction form
    83,538.82/125,266.78 = 26,605.32/x
  3. Step 3: Cross multiply
    83,538.82x = 125,266.78 × 26,605.32
  4. Step 4: Simplify right side
    83,538.82x = 3,332,762,767.27
  5. Step 5: Solve for x
    x = 3,332,762,767.27/83,538.82
  6. Step 6: Final answer
    x = 39,894.78

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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.