Home / 246,319.38-339,920.46-133,142.22

Finding the Fourth Proportional to 246,319.38, 339,920.46 and 133,142.22

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Solution

The fourth proportional to 246,319.38, 339,920.46 and 133,142.22 is: 183,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,319.38 : 339,920.46 = 133,142.22 : x
  2. Step 2: Convert to fraction form
    246,319.38/339,920.46 = 133,142.22/x
  3. Step 3: Cross multiply
    246,319.38x = 339,920.46 × 133,142.22
  4. Step 4: Simplify right side
    246,319.38x = 45,257,764,667.82
  5. Step 5: Solve for x
    x = 45,257,764,667.82/246,319.38
  6. Step 6: Final answer
    x = 183,736.11

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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.