Home / 45,765.20-68,647.80-33,226.40

Finding the Fourth Proportional to 45,765.20, 68,647.80 and 33,226.40

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Solution

The fourth proportional to 45,765.20, 68,647.80 and 33,226.40 is: 49,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,765.20 : 68,647.80 = 33,226.40 : x
  2. Step 2: Convert to fraction form
    45,765.20/68,647.80 = 33,226.40/x
  3. Step 3: Cross multiply
    45,765.20x = 68,647.80 × 33,226.40
  4. Step 4: Simplify right side
    45,765.20x = 2,280,919,261.92
  5. Step 5: Solve for x
    x = 2,280,919,261.92/45,765.20
  6. Step 6: Final answer
    x = 49,839.60

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Similar ratio
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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.