Home / 57,181.26-78,910.12-32,031.30

Finding the Fourth Proportional to 57,181.26, 78,910.12 and 32,031.30

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Solution

The fourth proportional to 57,181.26, 78,910.12 and 32,031.30 is: 44,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,181.26 : 78,910.12 = 32,031.30 : x
  2. Step 2: Convert to fraction form
    57,181.26/78,910.12 = 32,031.30/x
  3. Step 3: Cross multiply
    57,181.26x = 78,910.12 × 32,031.30
  4. Step 4: Simplify right side
    57,181.26x = 2,527,593,726.76
  5. Step 5: Solve for x
    x = 2,527,593,726.76/57,181.26
  6. Step 6: Final answer
    x = 44,203.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.