Home / 84,522.67-126,805.07-25,359.43

Finding the Fourth Proportional to 84,522.67, 126,805.07 and 25,359.43

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Solution

The fourth proportional to 84,522.67, 126,805.07 and 25,359.43 is: 38,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,522.67 : 126,805.07 = 25,359.43 : x
  2. Step 2: Convert to fraction form
    84,522.67/126,805.07 = 25,359.43/x
  3. Step 3: Cross multiply
    84,522.67x = 126,805.07 × 25,359.43
  4. Step 4: Simplify right side
    84,522.67x = 3,215,704,296.31
  5. Step 5: Solve for x
    x = 3,215,704,296.31/84,522.67
  6. Step 6: Final answer
    x = 38,045.47

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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.