Home / 68,764.48-94,902.24-40,469.60

Finding the Fourth Proportional to 68,764.48, 94,902.24 and 40,469.60

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Solution

The fourth proportional to 68,764.48, 94,902.24 and 40,469.60 is: 55,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,764.48 : 94,902.24 = 40,469.60 : x
  2. Step 2: Convert to fraction form
    68,764.48/94,902.24 = 40,469.60/x
  3. Step 3: Cross multiply
    68,764.48x = 94,902.24 × 40,469.60
  4. Step 4: Simplify right side
    68,764.48x = 3,840,655,691.90
  5. Step 5: Solve for x
    x = 3,840,655,691.90/68,764.48
  6. Step 6: Final answer
    x = 55,852.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.