Home / 63,621.20-95,431.80-40,350.80

Finding the Fourth Proportional to 63,621.20, 95,431.80 and 40,350.80

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Solution

The fourth proportional to 63,621.20, 95,431.80 and 40,350.80 is: 60,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,621.20 : 95,431.80 = 40,350.80 : x
  2. Step 2: Convert to fraction form
    63,621.20/95,431.80 = 40,350.80/x
  3. Step 3: Cross multiply
    63,621.20x = 95,431.80 × 40,350.80
  4. Step 4: Simplify right side
    63,621.20x = 3,850,749,475.44
  5. Step 5: Solve for x
    x = 3,850,749,475.44/63,621.20
  6. Step 6: Final answer
    x = 60,526.20

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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.