Home / 84,757.56-127,132.24-34,825.36

Finding the Fourth Proportional to 84,757.56, 127,132.24 and 34,825.36

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Solution

The fourth proportional to 84,757.56, 127,132.24 and 34,825.36 is: 52,236.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,757.56 : 127,132.24 = 34,825.36 : x
  2. Step 2: Convert to fraction form
    84,757.56/127,132.24 = 34,825.36/x
  3. Step 3: Cross multiply
    84,757.56x = 127,132.24 × 34,825.36
  4. Step 4: Simplify right side
    84,757.56x = 4,427,426,025.61
  5. Step 5: Solve for x
    x = 4,427,426,025.61/84,757.56
  6. Step 6: Final answer
    x = 52,236.36

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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.