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Finding the Fourth Proportional to 104,114.39, 156,171.98 and 25,228.49

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Solution

The fourth proportional to 104,114.39, 156,171.98 and 25,228.49 is: 37,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,114.39 : 156,171.98 = 25,228.49 : x
  2. Step 2: Convert to fraction form
    104,114.39/156,171.98 = 25,228.49/x
  3. Step 3: Cross multiply
    104,114.39x = 156,171.98 × 25,228.49
  4. Step 4: Simplify right side
    104,114.39x = 3,939,982,517.92
  5. Step 5: Solve for x
    x = 3,939,982,517.92/104,114.39
  6. Step 6: Final answer
    x = 37,842.83

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1.5x scale

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.