Home / 239,667.10-330,742.37-132,241.12

Finding the Fourth Proportional to 239,667.10, 330,742.37 and 132,241.12

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Solution

The fourth proportional to 239,667.10, 330,742.37 and 132,241.12 is: 182,493.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,667.10 : 330,742.37 = 132,241.12 : x
  2. Step 2: Convert to fraction form
    239,667.10/330,742.37 = 132,241.12/x
  3. Step 3: Cross multiply
    239,667.10x = 330,742.37 × 132,241.12
  4. Step 4: Simplify right side
    239,667.10x = 43,737,741,440.25
  5. Step 5: Solve for x
    x = 43,737,741,440.25/239,667.10
  6. Step 6: Final answer
    x = 182,493.72

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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.