Home / 134,625.52-185,814.87-83,676.73

Finding the Fourth Proportional to 134,625.52, 185,814.87 and 83,676.73

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Solution

The fourth proportional to 134,625.52, 185,814.87 and 83,676.73 is: 115,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,625.52 : 185,814.87 = 83,676.73 : x
  2. Step 2: Convert to fraction form
    134,625.52/185,814.87 = 83,676.73/x
  3. Step 3: Cross multiply
    134,625.52x = 185,814.87 × 83,676.73
  4. Step 4: Simplify right side
    134,625.52x = 15,548,379,777.90
  5. Step 5: Solve for x
    x = 15,548,379,777.90/134,625.52
  6. Step 6: Final answer
    x = 115,493.56

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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.