Home / 84,694.14-127,022.99-25,517.57

Finding the Fourth Proportional to 84,694.14, 127,022.99 and 25,517.57

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Solution

The fourth proportional to 84,694.14, 127,022.99 and 25,517.57 is: 38,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,694.14 : 127,022.99 = 25,517.57 : x
  2. Step 2: Convert to fraction form
    84,694.14/127,022.99 = 25,517.57/x
  3. Step 3: Cross multiply
    84,694.14x = 127,022.99 × 25,517.57
  4. Step 4: Simplify right side
    84,694.14x = 3,241,317,276.23
  5. Step 5: Solve for x
    x = 3,241,317,276.23/84,694.14
  6. Step 6: Final answer
    x = 38,270.86

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1.5x scale

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.