Home / 246,105.54-339,623.63-137,208.58

Finding the Fourth Proportional to 246,105.54, 339,623.63 and 137,208.58

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Solution

The fourth proportional to 246,105.54, 339,623.63 and 137,208.58 is: 189,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,105.54 : 339,623.63 = 137,208.58 : x
  2. Step 2: Convert to fraction form
    246,105.54/339,623.63 = 137,208.58/x
  3. Step 3: Cross multiply
    246,105.54x = 339,623.63 × 137,208.58
  4. Step 4: Simplify right side
    246,105.54x = 46,599,277,668.36
  5. Step 5: Solve for x
    x = 46,599,277,668.36/246,105.54
  6. Step 6: Final answer
    x = 189,346.72

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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.