Home / 248,591.21-343,044.06-141,147.14

Finding the Fourth Proportional to 248,591.21, 343,044.06 and 141,147.14

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Solution

The fourth proportional to 248,591.21, 343,044.06 and 141,147.14 is: 194,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,591.21 : 343,044.06 = 141,147.14 : x
  2. Step 2: Convert to fraction form
    248,591.21/343,044.06 = 141,147.14/x
  3. Step 3: Cross multiply
    248,591.21x = 343,044.06 × 141,147.14
  4. Step 4: Simplify right side
    248,591.21x = 48,419,687,962.99
  5. Step 5: Solve for x
    x = 48,419,687,962.99/248,591.21
  6. Step 6: Final answer
    x = 194,776.35

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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.