Home / 248,560.80-343,022.49-141,127.26

Finding the Fourth Proportional to 248,560.80, 343,022.49 and 141,127.26

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Solution

The fourth proportional to 248,560.80, 343,022.49 and 141,127.26 is: 194,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,560.80 : 343,022.49 = 141,127.26 : x
  2. Step 2: Convert to fraction form
    248,560.80/343,022.49 = 141,127.26/x
  3. Step 3: Cross multiply
    248,560.80x = 343,022.49 × 141,127.26
  4. Step 4: Simplify right side
    248,560.80x = 48,409,824,132.08
  5. Step 5: Solve for x
    x = 48,409,824,132.08/248,560.80
  6. Step 6: Final answer
    x = 194,760.49

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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.