Home / 239,860.26-331,007.67-132,430.50

Finding the Fourth Proportional to 239,860.26, 331,007.67 and 132,430.50

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Solution

The fourth proportional to 239,860.26, 331,007.67 and 132,430.50 is: 182,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,860.26 : 331,007.67 = 132,430.50 : x
  2. Step 2: Convert to fraction form
    239,860.26/331,007.67 = 132,430.50/x
  3. Step 3: Cross multiply
    239,860.26x = 331,007.67 × 132,430.50
  4. Step 4: Simplify right side
    239,860.26x = 43,835,511,241.94
  5. Step 5: Solve for x
    x = 43,835,511,241.94/239,860.26
  6. Step 6: Final answer
    x = 182,754.37

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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.