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Finding the Fourth Proportional to 239,525.89, 330,538.65 and 132,095.89

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Solution

The fourth proportional to 239,525.89, 330,538.65 and 132,095.89 is: 182,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,525.89 : 330,538.65 = 132,095.89 : x
  2. Step 2: Convert to fraction form
    239,525.89/330,538.65 = 132,095.89/x
  3. Step 3: Cross multiply
    239,525.89x = 330,538.65 × 132,095.89
  4. Step 4: Simplify right side
    239,525.89x = 43,662,797,151.15
  5. Step 5: Solve for x
    x = 43,662,797,151.15/239,525.89
  6. Step 6: Final answer
    x = 182,288.42

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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.