Home / 84,425.64-126,644.46-25,256.52

Finding the Fourth Proportional to 84,425.64, 126,644.46 and 25,256.52

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Solution

The fourth proportional to 84,425.64, 126,644.46 and 25,256.52 is: 37,886.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,425.64 : 126,644.46 = 25,256.52 : x
  2. Step 2: Convert to fraction form
    84,425.64/126,644.46 = 25,256.52/x
  3. Step 3: Cross multiply
    84,425.64x = 126,644.46 × 25,256.52
  4. Step 4: Simplify right side
    84,425.64x = 3,198,598,336.88
  5. Step 5: Solve for x
    x = 3,198,598,336.88/84,425.64
  6. Step 6: Final answer
    x = 37,886.57

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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.