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Finding the Fourth Proportional to 68,533.70, 94,575.87 and 37,906.79

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Solution

The fourth proportional to 68,533.70, 94,575.87 and 37,906.79 is: 52,311.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,533.70 : 94,575.87 = 37,906.79 : x
  2. Step 2: Convert to fraction form
    68,533.70/94,575.87 = 37,906.79/x
  3. Step 3: Cross multiply
    68,533.70x = 94,575.87 × 37,906.79
  4. Step 4: Simplify right side
    68,533.70x = 3,585,067,170.28
  5. Step 5: Solve for x
    x = 3,585,067,170.28/68,533.70
  6. Step 6: Final answer
    x = 52,311.02

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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.