Home / 239,859.36-331,003.80-132,427.11

Finding the Fourth Proportional to 239,859.36, 331,003.80 and 132,427.11

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Solution

The fourth proportional to 239,859.36, 331,003.80 and 132,427.11 is: 182,748.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,859.36 : 331,003.80 = 132,427.11 : x
  2. Step 2: Convert to fraction form
    239,859.36/331,003.80 = 132,427.11/x
  3. Step 3: Cross multiply
    239,859.36x = 331,003.80 × 132,427.11
  4. Step 4: Simplify right side
    239,859.36x = 43,833,876,633.02
  5. Step 5: Solve for x
    x = 43,833,876,633.02/239,859.36
  6. Step 6: Final answer
    x = 182,748.24

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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.