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Finding the Fourth Proportional to 45,671.18, 68,375.54 and 33,744.74

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Solution

The fourth proportional to 45,671.18, 68,375.54 and 33,744.74 is: 50,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,671.18 : 68,375.54 = 33,744.74 : x
  2. Step 2: Convert to fraction form
    45,671.18/68,375.54 = 33,744.74/x
  3. Step 3: Cross multiply
    45,671.18x = 68,375.54 × 33,744.74
  4. Step 4: Simplify right side
    45,671.18x = 2,307,314,819.66
  5. Step 5: Solve for x
    x = 2,307,314,819.66/45,671.18
  6. Step 6: Final answer
    x = 50,520.15

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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.