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Finding the Fourth Proportional to 100,625.38, 150,898.44 and 36,568.42

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Solution

The fourth proportional to 100,625.38, 150,898.44 and 36,568.42 is: 54,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,625.38 : 150,898.44 = 36,568.42 : x
  2. Step 2: Convert to fraction form
    100,625.38/150,898.44 = 36,568.42/x
  3. Step 3: Cross multiply
    100,625.38x = 150,898.44 × 36,568.42
  4. Step 4: Simplify right side
    100,625.38x = 5,518,117,531.26
  5. Step 5: Solve for x
    x = 5,518,117,531.26/100,625.38
  6. Step 6: Final answer
    x = 54,838.23

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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.