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Finding the Fourth Proportional to 100,377.41, 150,566.02 and 30,256.73

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Solution

The fourth proportional to 100,377.41, 150,566.02 and 30,256.73 is: 45,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,377.41 : 150,566.02 = 30,256.73 : x
  2. Step 2: Convert to fraction form
    100,377.41/150,566.02 = 30,256.73/x
  3. Step 3: Cross multiply
    100,377.41x = 150,566.02 × 30,256.73
  4. Step 4: Simplify right side
    100,377.41x = 4,555,634,585.84
  5. Step 5: Solve for x
    x = 4,555,634,585.84/100,377.41
  6. Step 6: Final answer
    x = 45,385.06

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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.