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Finding the Fourth Proportional to 239,995.56, 331,191.78 and 132,573.08

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Solution

The fourth proportional to 239,995.56, 331,191.78 and 132,573.08 is: 182,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,995.56 : 331,191.78 = 132,573.08 : x
  2. Step 2: Convert to fraction form
    239,995.56/331,191.78 = 132,573.08/x
  3. Step 3: Cross multiply
    239,995.56x = 331,191.78 × 132,573.08
  4. Step 4: Simplify right side
    239,995.56x = 43,907,114,345.28
  5. Step 5: Solve for x
    x = 43,907,114,345.28/239,995.56
  6. Step 6: Final answer
    x = 182,949.69

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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.