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Finding the Fourth Proportional to 100,178.88, 150,297.60 and 44,761.92

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Solution

The fourth proportional to 100,178.88, 150,297.60 and 44,761.92 is: 67,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,178.88 : 150,297.60 = 44,761.92 : x
  2. Step 2: Convert to fraction form
    100,178.88/150,297.60 = 44,761.92/x
  3. Step 3: Cross multiply
    100,178.88x = 150,297.60 × 44,761.92
  4. Step 4: Simplify right side
    100,178.88x = 6,727,609,147.39
  5. Step 5: Solve for x
    x = 6,727,609,147.39/100,178.88
  6. Step 6: Final answer
    x = 67,155.96

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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.