Home / 104,121.61-156,182.42-25,235.84

Finding the Fourth Proportional to 104,121.61, 156,182.42 and 25,235.84

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Solution

The fourth proportional to 104,121.61, 156,182.42 and 25,235.84 is: 37,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,121.61 : 156,182.42 = 25,235.84 : x
  2. Step 2: Convert to fraction form
    104,121.61/156,182.42 = 25,235.84/x
  3. Step 3: Cross multiply
    104,121.61x = 156,182.42 × 25,235.84
  4. Step 4: Simplify right side
    104,121.61x = 3,941,394,561.93
  5. Step 5: Solve for x
    x = 3,941,394,561.93/104,121.61
  6. Step 6: Final answer
    x = 37,853.76

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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.