Home / 84,452.56-126,664.26-25,272.34

Finding the Fourth Proportional to 84,452.56, 126,664.26 and 25,272.34

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Solution

The fourth proportional to 84,452.56, 126,664.26 and 25,272.34 is: 37,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,452.56 : 126,664.26 = 25,272.34 : x
  2. Step 2: Convert to fraction form
    84,452.56/126,664.26 = 25,272.34/x
  3. Step 3: Cross multiply
    84,452.56x = 126,664.26 × 25,272.34
  4. Step 4: Simplify right side
    84,452.56x = 3,201,101,833.14
  5. Step 5: Solve for x
    x = 3,201,101,833.14/84,452.56
  6. Step 6: Final answer
    x = 37,904.14

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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.