Home / 84,861.07-127,292.97-25,694.52

Finding the Fourth Proportional to 84,861.07, 127,292.97 and 25,694.52

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Solution

The fourth proportional to 84,861.07, 127,292.97 and 25,694.52 is: 38,542.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,861.07 : 127,292.97 = 25,694.52 : x
  2. Step 2: Convert to fraction form
    84,861.07/127,292.97 = 25,694.52/x
  3. Step 3: Cross multiply
    84,861.07x = 127,292.97 × 25,694.52
  4. Step 4: Simplify right side
    84,861.07x = 3,270,731,238.00
  5. Step 5: Solve for x
    x = 3,270,731,238.00/84,861.07
  6. Step 6: Final answer
    x = 38,542.19

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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.