Home / 248,734.59-343,309.14-158,072.88

Finding the Fourth Proportional to 248,734.59, 343,309.14 and 158,072.88

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Solution

The fourth proportional to 248,734.59, 343,309.14 and 158,072.88 is: 218,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,734.59 : 343,309.14 = 158,072.88 : x
  2. Step 2: Convert to fraction form
    248,734.59/343,309.14 = 158,072.88/x
  3. Step 3: Cross multiply
    248,734.59x = 343,309.14 × 158,072.88
  4. Step 4: Simplify right side
    248,734.59x = 54,267,864,490.12
  5. Step 5: Solve for x
    x = 54,267,864,490.12/248,734.59
  6. Step 6: Final answer
    x = 218,175.79

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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.