Home / 248,066.10-372,169.80-121,744.29

Finding the Fourth Proportional to 248,066.10, 372,169.80 and 121,744.29

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Solution

The fourth proportional to 248,066.10, 372,169.80 and 121,744.29 is: 182,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,066.10 : 372,169.80 = 121,744.29 : x
  2. Step 2: Convert to fraction form
    248,066.10/372,169.80 = 121,744.29/x
  3. Step 3: Cross multiply
    248,066.10x = 372,169.80 × 121,744.29
  4. Step 4: Simplify right side
    248,066.10x = 45,309,548,060.44
  5. Step 5: Solve for x
    x = 45,309,548,060.44/248,066.10
  6. Step 6: Final answer
    x = 182,651.11

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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.