Home / 248,795.20-343,337.97-141,400.90

Finding the Fourth Proportional to 248,795.20, 343,337.97 and 141,400.90

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Solution

The fourth proportional to 248,795.20, 343,337.97 and 141,400.90 is: 195,133.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,795.20 : 343,337.97 = 141,400.90 : x
  2. Step 2: Convert to fraction form
    248,795.20/343,337.97 = 141,400.90/x
  3. Step 3: Cross multiply
    248,795.20x = 343,337.97 × 141,400.90
  4. Step 4: Simplify right side
    248,795.20x = 48,548,297,962.17
  5. Step 5: Solve for x
    x = 48,548,297,962.17/248,795.20
  6. Step 6: Final answer
    x = 195,133.58

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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.