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Finding the Fourth Proportional to 110,843.30, 166,232.55 and 39,757.70

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Solution

The fourth proportional to 110,843.30, 166,232.55 and 39,757.70 is: 59,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,843.30 : 166,232.55 = 39,757.70 : x
  2. Step 2: Convert to fraction form
    110,843.30/166,232.55 = 39,757.70/x
  3. Step 3: Cross multiply
    110,843.30x = 166,232.55 × 39,757.70
  4. Step 4: Simplify right side
    110,843.30x = 6,609,023,853.14
  5. Step 5: Solve for x
    x = 6,609,023,853.14/110,843.30
  6. Step 6: Final answer
    x = 59,624.93

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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.