Home / 104,121.68-156,181.16-25,236.60

Finding the Fourth Proportional to 104,121.68, 156,181.16 and 25,236.60

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Solution

The fourth proportional to 104,121.68, 156,181.16 and 25,236.60 is: 37,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,121.68 : 156,181.16 = 25,236.60 : x
  2. Step 2: Convert to fraction form
    104,121.68/156,181.16 = 25,236.60/x
  3. Step 3: Cross multiply
    104,121.68x = 156,181.16 × 25,236.60
  4. Step 4: Simplify right side
    104,121.68x = 3,941,481,462.46
  5. Step 5: Solve for x
    x = 3,941,481,462.46/104,121.68
  6. Step 6: Final answer
    x = 37,854.57

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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.