Home / 234,770.40-323,983.26-127,340.04

Finding the Fourth Proportional to 234,770.40, 323,983.26 and 127,340.04

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Solution

The fourth proportional to 234,770.40, 323,983.26 and 127,340.04 is: 175,729.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,770.40 : 323,983.26 = 127,340.04 : x
  2. Step 2: Convert to fraction form
    234,770.40/323,983.26 = 127,340.04/x
  3. Step 3: Cross multiply
    234,770.40x = 323,983.26 × 127,340.04
  4. Step 4: Simplify right side
    234,770.40x = 41,256,041,287.73
  5. Step 5: Solve for x
    x = 41,256,041,287.73/234,770.40
  6. Step 6: Final answer
    x = 175,729.31

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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.