Home / 110,621.42-165,958.79-31,734.97

Finding the Fourth Proportional to 110,621.42, 165,958.79 and 31,734.97

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Solution

The fourth proportional to 110,621.42, 165,958.79 and 31,734.97 is: 47,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,621.42 : 165,958.79 = 31,734.97 : x
  2. Step 2: Convert to fraction form
    110,621.42/165,958.79 = 31,734.97/x
  3. Step 3: Cross multiply
    110,621.42x = 165,958.79 × 31,734.97
  4. Step 4: Simplify right side
    110,621.42x = 5,266,697,221.89
  5. Step 5: Solve for x
    x = 5,266,697,221.89/110,621.42
  6. Step 6: Final answer
    x = 47,610.10

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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.