Home / 104,124.55-156,186.31-25,238.78

Finding the Fourth Proportional to 104,124.55, 156,186.31 and 25,238.78

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Solution

The fourth proportional to 104,124.55, 156,186.31 and 25,238.78 is: 37,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,124.55 : 156,186.31 = 25,238.78 : x
  2. Step 2: Convert to fraction form
    104,124.55/156,186.31 = 25,238.78/x
  3. Step 3: Cross multiply
    104,124.55x = 156,186.31 × 25,238.78
  4. Step 4: Simplify right side
    104,124.55x = 3,941,951,463.54
  5. Step 5: Solve for x
    x = 3,941,951,463.54/104,124.55
  6. Step 6: Final answer
    x = 37,858.04

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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.