Home / 199,289.32-274,963.62-114,375.40

Finding the Fourth Proportional to 199,289.32, 274,963.62 and 114,375.40

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Solution

The fourth proportional to 199,289.32, 274,963.62 and 114,375.40 is: 157,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,289.32 : 274,963.62 = 114,375.40 : x
  2. Step 2: Convert to fraction form
    199,289.32/274,963.62 = 114,375.40/x
  3. Step 3: Cross multiply
    199,289.32x = 274,963.62 × 114,375.40
  4. Step 4: Simplify right side
    199,289.32x = 31,449,074,022.95
  5. Step 5: Solve for x
    x = 31,449,074,022.95/199,289.32
  6. Step 6: Final answer
    x = 157,806.12

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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.