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Finding the Fourth Proportional to 239,633.35, 330,695.12 and 132,203.34

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Solution

The fourth proportional to 239,633.35, 330,695.12 and 132,203.34 is: 182,441.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,633.35 : 330,695.12 = 132,203.34 : x
  2. Step 2: Convert to fraction form
    239,633.35/330,695.12 = 132,203.34/x
  3. Step 3: Cross multiply
    239,633.35x = 330,695.12 × 132,203.34
  4. Step 4: Simplify right side
    239,633.35x = 43,718,999,385.70
  5. Step 5: Solve for x
    x = 43,718,999,385.70/239,633.35
  6. Step 6: Final answer
    x = 182,441.21

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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.