Home / 246,117.39-339,642-132,940.14

Finding the Fourth Proportional to 246,117.39, 339,642 and 132,940.14

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Solution

The fourth proportional to 246,117.39, 339,642 and 132,940.14 is: 183,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,117.39 : 339,642 = 132,940.14 : x
  2. Step 2: Convert to fraction form
    246,117.39/339,642 = 132,940.14/x
  3. Step 3: Cross multiply
    246,117.39x = 339,642 × 132,940.14
  4. Step 4: Simplify right side
    246,117.39x = 45,152,055,029.88
  5. Step 5: Solve for x
    x = 45,152,055,029.88/246,117.39
  6. Step 6: Final answer
    x = 183,457.39

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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.