Home / 140,676.44-211,032-45,881.27

Finding the Fourth Proportional to 140,676.44, 211,032 and 45,881.27

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Solution

The fourth proportional to 140,676.44, 211,032 and 45,881.27 is: 68,827.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,676.44 : 211,032 = 45,881.27 : x
  2. Step 2: Convert to fraction form
    140,676.44/211,032 = 45,881.27/x
  3. Step 3: Cross multiply
    140,676.44x = 211,032 × 45,881.27
  4. Step 4: Simplify right side
    140,676.44x = 9,682,415,906.85
  5. Step 5: Solve for x
    x = 9,682,415,906.85/140,676.44
  6. Step 6: Final answer
    x = 68,827.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.