Home / 231,211.72-346,799.35-73,441.54

Finding the Fourth Proportional to 231,211.72, 346,799.35 and 73,441.54

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Solution

The fourth proportional to 231,211.72, 346,799.35 and 73,441.54 is: 110,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,211.72 : 346,799.35 = 73,441.54 : x
  2. Step 2: Convert to fraction form
    231,211.72/346,799.35 = 73,441.54/x
  3. Step 3: Cross multiply
    231,211.72x = 346,799.35 × 73,441.54
  4. Step 4: Simplify right side
    231,211.72x = 25,469,478,335.00
  5. Step 5: Solve for x
    x = 25,469,478,335.00/231,211.72
  6. Step 6: Final answer
    x = 110,156.52

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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.