Home / 239,419.38-330,400.98-131,993.27

Finding the Fourth Proportional to 239,419.38, 330,400.98 and 131,993.27

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Solution

The fourth proportional to 239,419.38, 330,400.98 and 131,993.27 is: 182,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,419.38 : 330,400.98 = 131,993.27 : x
  2. Step 2: Convert to fraction form
    239,419.38/330,400.98 = 131,993.27/x
  3. Step 3: Cross multiply
    239,419.38x = 330,400.98 × 131,993.27
  4. Step 4: Simplify right side
    239,419.38x = 43,610,704,109.40
  5. Step 5: Solve for x
    x = 43,610,704,109.40/239,419.38
  6. Step 6: Final answer
    x = 182,151.94

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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.