Home / 248,854.40-343,321.04-153,194.88

Finding the Fourth Proportional to 248,854.40, 343,321.04 and 153,194.88

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Solution

The fourth proportional to 248,854.40, 343,321.04 and 153,194.88 is: 211,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,854.40 : 343,321.04 = 153,194.88 : x
  2. Step 2: Convert to fraction form
    248,854.40/343,321.04 = 153,194.88/x
  3. Step 3: Cross multiply
    248,854.40x = 343,321.04 × 153,194.88
  4. Step 4: Simplify right side
    248,854.40x = 52,595,025,524.28
  5. Step 5: Solve for x
    x = 52,595,025,524.28/248,854.40
  6. Step 6: Final answer
    x = 211,348.59

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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.