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Finding the Fourth Proportional to 239,494.32, 330,504.30 and 132,068.88

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Solution

The fourth proportional to 239,494.32, 330,504.30 and 132,068.88 is: 182,256.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,494.32 : 330,504.30 = 132,068.88 : x
  2. Step 2: Convert to fraction form
    239,494.32/330,504.30 = 132,068.88/x
  3. Step 3: Cross multiply
    239,494.32x = 330,504.30 × 132,068.88
  4. Step 4: Simplify right side
    239,494.32x = 43,649,332,736.18
  5. Step 5: Solve for x
    x = 43,649,332,736.18/239,494.32
  6. Step 6: Final answer
    x = 182,256.23

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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.