Home / 248,791.38-343,319.15-141,346.50

Finding the Fourth Proportional to 248,791.38, 343,319.15 and 141,346.50

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Solution

The fourth proportional to 248,791.38, 343,319.15 and 141,346.50 is: 195,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,791.38 : 343,319.15 = 141,346.50 : x
  2. Step 2: Convert to fraction form
    248,791.38/343,319.15 = 141,346.50/x
  3. Step 3: Cross multiply
    248,791.38x = 343,319.15 × 141,346.50
  4. Step 4: Simplify right side
    248,791.38x = 48,526,960,588.84
  5. Step 5: Solve for x
    x = 48,526,960,588.84/248,791.38
  6. Step 6: Final answer
    x = 195,050.81

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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.