Home / 246,399.54-340,031.29-138,969.33

Finding the Fourth Proportional to 246,399.54, 340,031.29 and 138,969.33

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Solution

The fourth proportional to 246,399.54, 340,031.29 and 138,969.33 is: 191,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,399.54 : 340,031.29 = 138,969.33 : x
  2. Step 2: Convert to fraction form
    246,399.54/340,031.29 = 138,969.33/x
  3. Step 3: Cross multiply
    246,399.54x = 340,031.29 × 138,969.33
  4. Step 4: Simplify right side
    246,399.54x = 47,253,920,550.34
  5. Step 5: Solve for x
    x = 47,253,920,550.34/246,399.54
  6. Step 6: Final answer
    x = 191,777.63

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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.