Home / 231,535.26-319,212.36-166,950.45

Finding the Fourth Proportional to 231,535.26, 319,212.36 and 166,950.45

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Solution

The fourth proportional to 231,535.26, 319,212.36 and 166,950.45 is: 230,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,535.26 : 319,212.36 = 166,950.45 : x
  2. Step 2: Convert to fraction form
    231,535.26/319,212.36 = 166,950.45/x
  3. Step 3: Cross multiply
    231,535.26x = 319,212.36 × 166,950.45
  4. Step 4: Simplify right side
    231,535.26x = 53,292,647,147.56
  5. Step 5: Solve for x
    x = 53,292,647,147.56/231,535.26
  6. Step 6: Final answer
    x = 230,170.76

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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.