Home / 239,928.96-331,085.30-132,498.05

Finding the Fourth Proportional to 239,928.96, 331,085.30 and 132,498.05

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Solution

The fourth proportional to 239,928.96, 331,085.30 and 132,498.05 is: 182,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,928.96 : 331,085.30 = 132,498.05 : x
  2. Step 2: Convert to fraction form
    239,928.96/331,085.30 = 132,498.05/x
  3. Step 3: Cross multiply
    239,928.96x = 331,085.30 × 132,498.05
  4. Step 4: Simplify right side
    239,928.96x = 43,868,156,798.89
  5. Step 5: Solve for x
    x = 43,868,156,798.89/239,928.96
  6. Step 6: Final answer
    x = 182,838.11

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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.