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Finding the Fourth Proportional to 100,604.75, 150,790.48 and 94,772.75

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Solution

The fourth proportional to 100,604.75, 150,790.48 and 94,772.75 is: 142,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,604.75 : 150,790.48 = 94,772.75 : x
  2. Step 2: Convert to fraction form
    100,604.75/150,790.48 = 94,772.75/x
  3. Step 3: Cross multiply
    100,604.75x = 150,790.48 × 94,772.75
  4. Step 4: Simplify right side
    100,604.75x = 14,290,827,472.54
  5. Step 5: Solve for x
    x = 14,290,827,472.54/100,604.75
  6. Step 6: Final answer
    x = 142,049.24

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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.