Home / 239,810.13-330,940.31-132,377.85

Finding the Fourth Proportional to 239,810.13, 330,940.31 and 132,377.85

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Solution

The fourth proportional to 239,810.13, 330,940.31 and 132,377.85 is: 182,682.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,810.13 : 330,940.31 = 132,377.85 : x
  2. Step 2: Convert to fraction form
    239,810.13/330,940.31 = 132,377.85/x
  3. Step 3: Cross multiply
    239,810.13x = 330,940.31 × 132,377.85
  4. Step 4: Simplify right side
    239,810.13x = 43,809,166,054.24
  5. Step 5: Solve for x
    x = 43,809,166,054.24/239,810.13
  6. Step 6: Final answer
    x = 182,682.72

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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.