Home / 248,742.75-343,274.25-141,330.98

Finding the Fourth Proportional to 248,742.75, 343,274.25 and 141,330.98

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Solution

The fourth proportional to 248,742.75, 343,274.25 and 141,330.98 is: 195,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,742.75 : 343,274.25 = 141,330.98 : x
  2. Step 2: Convert to fraction form
    248,742.75/343,274.25 = 141,330.98/x
  3. Step 3: Cross multiply
    248,742.75x = 343,274.25 × 141,330.98
  4. Step 4: Simplify right side
    248,742.75x = 48,515,285,618.52
  5. Step 5: Solve for x
    x = 48,515,285,618.52/248,742.75
  6. Step 6: Final answer
    x = 195,042.01

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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.