Home / 245,180.52-338,251.14-154,512.36

Finding the Fourth Proportional to 245,180.52, 338,251.14 and 154,512.36

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Solution

The fourth proportional to 245,180.52, 338,251.14 and 154,512.36 is: 213,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,180.52 : 338,251.14 = 154,512.36 : x
  2. Step 2: Convert to fraction form
    245,180.52/338,251.14 = 154,512.36/x
  3. Step 3: Cross multiply
    245,180.52x = 338,251.14 × 154,512.36
  4. Step 4: Simplify right side
    245,180.52x = 52,263,981,914.09
  5. Step 5: Solve for x
    x = 52,263,981,914.09/245,180.52
  6. Step 6: Final answer
    x = 213,165.31

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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.