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Finding the Fourth Proportional to 40,246.60, 60,369.90 and 33,680.20

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Solution

The fourth proportional to 40,246.60, 60,369.90 and 33,680.20 is: 50,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.60 : 60,369.90 = 33,680.20 : x
  2. Step 2: Convert to fraction form
    40,246.60/60,369.90 = 33,680.20/x
  3. Step 3: Cross multiply
    40,246.60x = 60,369.90 × 33,680.20
  4. Step 4: Simplify right side
    40,246.60x = 2,033,270,305.98
  5. Step 5: Solve for x
    x = 2,033,270,305.98/40,246.60
  6. Step 6: Final answer
    x = 50,520.30

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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.