Home / 69,126.26-103,523.28-39,454.14

Finding the Fourth Proportional to 69,126.26, 103,523.28 and 39,454.14

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Solution

The fourth proportional to 69,126.26, 103,523.28 and 39,454.14 is: 59,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.26 : 103,523.28 = 39,454.14 : x
  2. Step 2: Convert to fraction form
    69,126.26/103,523.28 = 39,454.14/x
  3. Step 3: Cross multiply
    69,126.26x = 103,523.28 × 39,454.14
  4. Step 4: Simplify right side
    69,126.26x = 4,084,421,982.38
  5. Step 5: Solve for x
    x = 4,084,421,982.38/69,126.26
  6. Step 6: Final answer
    x = 59,086.41

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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.