Home / 234,742.74-323,940.51-127,310.82

Finding the Fourth Proportional to 234,742.74, 323,940.51 and 127,310.82

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Solution

The fourth proportional to 234,742.74, 323,940.51 and 127,310.82 is: 175,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,742.74 : 323,940.51 = 127,310.82 : x
  2. Step 2: Convert to fraction form
    234,742.74/323,940.51 = 127,310.82/x
  3. Step 3: Cross multiply
    234,742.74x = 323,940.51 × 127,310.82
  4. Step 4: Simplify right side
    234,742.74x = 41,241,131,959.32
  5. Step 5: Solve for x
    x = 41,241,131,959.32/234,742.74
  6. Step 6: Final answer
    x = 175,686.51

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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.