Home / 248,211.60-372,058.17-121,676.64

Finding the Fourth Proportional to 248,211.60, 372,058.17 and 121,676.64

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Solution

The fourth proportional to 248,211.60, 372,058.17 and 121,676.64 is: 182,387.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,211.60 : 372,058.17 = 121,676.64 : x
  2. Step 2: Convert to fraction form
    248,211.60/372,058.17 = 121,676.64/x
  3. Step 3: Cross multiply
    248,211.60x = 372,058.17 × 121,676.64
  4. Step 4: Simplify right side
    248,211.60x = 45,270,788,010.15
  5. Step 5: Solve for x
    x = 45,270,788,010.15/248,211.60
  6. Step 6: Final answer
    x = 182,387.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.