Home / 199,774.22-275,696.80-114,891.35

Finding the Fourth Proportional to 199,774.22, 275,696.80 and 114,891.35

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Solution

The fourth proportional to 199,774.22, 275,696.80 and 114,891.35 is: 158,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,774.22 : 275,696.80 = 114,891.35 : x
  2. Step 2: Convert to fraction form
    199,774.22/275,696.80 = 114,891.35/x
  3. Step 3: Cross multiply
    199,774.22x = 275,696.80 × 114,891.35
  4. Step 4: Simplify right side
    199,774.22x = 31,675,175,876.97
  5. Step 5: Solve for x
    x = 31,675,175,876.97/199,774.22
  6. Step 6: Final answer
    x = 158,554.88

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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.