Home / 248,810.52-343,375.02-141,380.76

Finding the Fourth Proportional to 248,810.52, 343,375.02 and 141,380.76

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Solution

The fourth proportional to 248,810.52, 343,375.02 and 141,380.76 is: 195,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,810.52 : 343,375.02 = 141,380.76 : x
  2. Step 2: Convert to fraction form
    248,810.52/343,375.02 = 141,380.76/x
  3. Step 3: Cross multiply
    248,810.52x = 343,375.02 × 141,380.76
  4. Step 4: Simplify right side
    248,810.52x = 48,546,621,292.62
  5. Step 5: Solve for x
    x = 48,546,621,292.62/248,810.52
  6. Step 6: Final answer
    x = 195,114.83

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1.5x scale

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.