Home / 80,698.26-121,066.82-25,294.26

Finding the Fourth Proportional to 80,698.26, 121,066.82 and 25,294.26

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Solution

The fourth proportional to 80,698.26, 121,066.82 and 25,294.26 is: 37,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,698.26 : 121,066.82 = 25,294.26 : x
  2. Step 2: Convert to fraction form
    80,698.26/121,066.82 = 25,294.26/x
  3. Step 3: Cross multiply
    80,698.26x = 121,066.82 × 25,294.26
  4. Step 4: Simplify right side
    80,698.26x = 3,062,295,622.45
  5. Step 5: Solve for x
    x = 3,062,295,622.45/80,698.26
  6. Step 6: Final answer
    x = 37,947.48

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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.