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Finding the Fourth Proportional to 100,101.65, 150,081.59 and 50,146.11

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Solution

The fourth proportional to 100,101.65, 150,081.59 and 50,146.11 is: 75,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,101.65 : 150,081.59 = 50,146.11 : x
  2. Step 2: Convert to fraction form
    100,101.65/150,081.59 = 50,146.11/x
  3. Step 3: Cross multiply
    100,101.65x = 150,081.59 × 50,146.11
  4. Step 4: Simplify right side
    100,101.65x = 7,526,008,046.48
  5. Step 5: Solve for x
    x = 7,526,008,046.48/100,101.65
  6. Step 6: Final answer
    x = 75,183.66

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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.