Home / 239,812.07-330,940.71-132,382.17

Finding the Fourth Proportional to 239,812.07, 330,940.71 and 132,382.17

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Solution

The fourth proportional to 239,812.07, 330,940.71 and 132,382.17 is: 182,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,812.07 : 330,940.71 = 132,382.17 : x
  2. Step 2: Convert to fraction form
    239,812.07/330,940.71 = 132,382.17/x
  3. Step 3: Cross multiply
    239,812.07x = 330,940.71 × 132,382.17
  4. Step 4: Simplify right side
    239,812.07x = 43,810,650,572.17
  5. Step 5: Solve for x
    x = 43,810,650,572.17/239,812.07
  6. Step 6: Final answer
    x = 182,687.43

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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.