Home / 84,889.26-127,319.77-25,710.86

Finding the Fourth Proportional to 84,889.26, 127,319.77 and 25,710.86

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Solution

The fourth proportional to 84,889.26, 127,319.77 and 25,710.86 is: 38,562.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,889.26 : 127,319.77 = 25,710.86 : x
  2. Step 2: Convert to fraction form
    84,889.26/127,319.77 = 25,710.86/x
  3. Step 3: Cross multiply
    84,889.26x = 127,319.77 × 25,710.86
  4. Step 4: Simplify right side
    84,889.26x = 3,273,500,987.52
  5. Step 5: Solve for x
    x = 3,273,500,987.52/84,889.26
  6. Step 6: Final answer
    x = 38,562.02

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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.