Home / 63,935.20-95,902.80-40,664.80

Finding the Fourth Proportional to 63,935.20, 95,902.80 and 40,664.80

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Solution

The fourth proportional to 63,935.20, 95,902.80 and 40,664.80 is: 60,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,935.20 : 95,902.80 = 40,664.80 : x
  2. Step 2: Convert to fraction form
    63,935.20/95,902.80 = 40,664.80/x
  3. Step 3: Cross multiply
    63,935.20x = 95,902.80 × 40,664.80
  4. Step 4: Simplify right side
    63,935.20x = 3,899,868,181.44
  5. Step 5: Solve for x
    x = 3,899,868,181.44/63,935.20
  6. Step 6: Final answer
    x = 60,997.20

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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.