Home / 84,031.38-126,044.52-34,110.27

Finding the Fourth Proportional to 84,031.38, 126,044.52 and 34,110.27

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Solution

The fourth proportional to 84,031.38, 126,044.52 and 34,110.27 is: 51,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,031.38 : 126,044.52 = 34,110.27 : x
  2. Step 2: Convert to fraction form
    84,031.38/126,044.52 = 34,110.27/x
  3. Step 3: Cross multiply
    84,031.38x = 126,044.52 × 34,110.27
  4. Step 4: Simplify right side
    84,031.38x = 4,299,412,609.22
  5. Step 5: Solve for x
    x = 4,299,412,609.22/84,031.38
  6. Step 6: Final answer
    x = 51,164.37

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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.