Home / 231,399.72-346,539.24-160,122.54

Finding the Fourth Proportional to 231,399.72, 346,539.24 and 160,122.54

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Solution

The fourth proportional to 231,399.72, 346,539.24 and 160,122.54 is: 239,796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,399.72 : 346,539.24 = 160,122.54 : x
  2. Step 2: Convert to fraction form
    231,399.72/346,539.24 = 160,122.54/x
  3. Step 3: Cross multiply
    231,399.72x = 346,539.24 × 160,122.54
  4. Step 4: Simplify right side
    231,399.72x = 55,488,743,318.47
  5. Step 5: Solve for x
    x = 55,488,743,318.47/231,399.72
  6. Step 6: Final answer
    x = 239,796.07

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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.