Home / 104,121.68-156,181.17-25,236.59

Finding the Fourth Proportional to 104,121.68, 156,181.17 and 25,236.59

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Solution

The fourth proportional to 104,121.68, 156,181.17 and 25,236.59 is: 37,854.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,121.68 : 156,181.17 = 25,236.59 : x
  2. Step 2: Convert to fraction form
    104,121.68/156,181.17 = 25,236.59/x
  3. Step 3: Cross multiply
    104,121.68x = 156,181.17 × 25,236.59
  4. Step 4: Simplify right side
    104,121.68x = 3,941,480,153.01
  5. Step 5: Solve for x
    x = 3,941,480,153.01/104,121.68
  6. Step 6: Final answer
    x = 37,854.56

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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.