Home / 248,975.67-343,615.46-141,561.79

Finding the Fourth Proportional to 248,975.67, 343,615.46 and 141,561.79

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Solution

The fourth proportional to 248,975.67, 343,615.46 and 141,561.79 is: 195,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,975.67 : 343,615.46 = 141,561.79 : x
  2. Step 2: Convert to fraction form
    248,975.67/343,615.46 = 141,561.79/x
  3. Step 3: Cross multiply
    248,975.67x = 343,615.46 × 141,561.79
  4. Step 4: Simplify right side
    248,975.67x = 48,642,819,589.27
  5. Step 5: Solve for x
    x = 48,642,819,589.27/248,975.67
  6. Step 6: Final answer
    x = 195,371.78

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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.