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Finding the Fourth Proportional to 239,734.54, 330,838.28 and 132,302.27

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Solution

The fourth proportional to 239,734.54, 330,838.28 and 132,302.27 is: 182,579.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,734.54 : 330,838.28 = 132,302.27 : x
  2. Step 2: Convert to fraction form
    239,734.54/330,838.28 = 132,302.27/x
  3. Step 3: Cross multiply
    239,734.54x = 330,838.28 × 132,302.27
  4. Step 4: Simplify right side
    239,734.54x = 43,770,655,446.90
  5. Step 5: Solve for x
    x = 43,770,655,446.90/239,734.54
  6. Step 6: Final answer
    x = 182,579.68

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1.5x scale

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.