Home / 104,090.64-156,136.20-25,204.56

Finding the Fourth Proportional to 104,090.64, 156,136.20 and 25,204.56

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Solution

The fourth proportional to 104,090.64, 156,136.20 and 25,204.56 is: 37,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,090.64 : 156,136.20 = 25,204.56 : x
  2. Step 2: Convert to fraction form
    104,090.64/156,136.20 = 25,204.56/x
  3. Step 3: Cross multiply
    104,090.64x = 156,136.20 × 25,204.56
  4. Step 4: Simplify right side
    104,090.64x = 3,935,344,221.07
  5. Step 5: Solve for x
    x = 3,935,344,221.07/104,090.64
  6. Step 6: Final answer
    x = 37,806.90

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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.