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Finding the Fourth Proportional to 100,526.15, 150,843.90 and 41,367.80

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Solution

The fourth proportional to 100,526.15, 150,843.90 and 41,367.80 is: 62,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,526.15 : 150,843.90 = 41,367.80 : x
  2. Step 2: Convert to fraction form
    100,526.15/150,843.90 = 41,367.80/x
  3. Step 3: Cross multiply
    100,526.15x = 150,843.90 × 41,367.80
  4. Step 4: Simplify right side
    100,526.15x = 6,240,080,286.42
  5. Step 5: Solve for x
    x = 6,240,080,286.42/100,526.15
  6. Step 6: Final answer
    x = 62,074.20

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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.