Home / 239,776.38-330,891.09-132,346.50

Finding the Fourth Proportional to 239,776.38, 330,891.09 and 132,346.50

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Solution

The fourth proportional to 239,776.38, 330,891.09 and 132,346.50 is: 182,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,776.38 : 330,891.09 = 132,346.50 : x
  2. Step 2: Convert to fraction form
    239,776.38/330,891.09 = 132,346.50/x
  3. Step 3: Cross multiply
    239,776.38x = 330,891.09 × 132,346.50
  4. Step 4: Simplify right side
    239,776.38x = 43,792,277,642.69
  5. Step 5: Solve for x
    x = 43,792,277,642.69/239,776.38
  6. Step 6: Final answer
    x = 182,638.00

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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.