Home / 201,929.23-278,613.39-114,694.92

Finding the Fourth Proportional to 201,929.23, 278,613.39 and 114,694.92

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Solution

The fourth proportional to 201,929.23, 278,613.39 and 114,694.92 is: 158,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,929.23 : 278,613.39 = 114,694.92 : x
  2. Step 2: Convert to fraction form
    201,929.23/278,613.39 = 114,694.92/x
  3. Step 3: Cross multiply
    201,929.23x = 278,613.39 × 114,694.92
  4. Step 4: Simplify right side
    201,929.23x = 31,955,540,476.98
  5. Step 5: Solve for x
    x = 31,955,540,476.98/201,929.23
  6. Step 6: Final answer
    x = 158,251.19

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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.