Home / 248,211.10-372,057.42-121,676.14

Finding the Fourth Proportional to 248,211.10, 372,057.42 and 121,676.14

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Solution

The fourth proportional to 248,211.10, 372,057.42 and 121,676.14 is: 182,387.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,211.10 : 372,057.42 = 121,676.14 : x
  2. Step 2: Convert to fraction form
    248,211.10/372,057.42 = 121,676.14/x
  3. Step 3: Cross multiply
    248,211.10x = 372,057.42 × 121,676.14
  4. Step 4: Simplify right side
    248,211.10x = 45,270,510,723.96
  5. Step 5: Solve for x
    x = 45,270,510,723.96/248,211.10
  6. Step 6: Final answer
    x = 182,387.13

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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.