Home / 100,982.30-151,473.45-41,933.30

Finding the Fourth Proportional to 100,982.30, 151,473.45 and 41,933.30

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Solution

The fourth proportional to 100,982.30, 151,473.45 and 41,933.30 is: 62,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,982.30 : 151,473.45 = 41,933.30 : x
  2. Step 2: Convert to fraction form
    100,982.30/151,473.45 = 41,933.30/x
  3. Step 3: Cross multiply
    100,982.30x = 151,473.45 × 41,933.30
  4. Step 4: Simplify right side
    100,982.30x = 6,351,781,620.89
  5. Step 5: Solve for x
    x = 6,351,781,620.89/100,982.30
  6. Step 6: Final answer
    x = 62,899.95

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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.