Home / 239,988.38-331,204.48-132,570.14

Finding the Fourth Proportional to 239,988.38, 331,204.48 and 132,570.14

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Solution

The fourth proportional to 239,988.38, 331,204.48 and 132,570.14 is: 182,958.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,988.38 : 331,204.48 = 132,570.14 : x
  2. Step 2: Convert to fraction form
    239,988.38/331,204.48 = 132,570.14/x
  3. Step 3: Cross multiply
    239,988.38x = 331,204.48 × 132,570.14
  4. Step 4: Simplify right side
    239,988.38x = 43,907,824,282.23
  5. Step 5: Solve for x
    x = 43,907,824,282.23/239,988.38
  6. Step 6: Final answer
    x = 182,958.13

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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.