Home / 140,949.72-211,434.30-41,108.31

Finding the Fourth Proportional to 140,949.72, 211,434.30 and 41,108.31

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Solution

The fourth proportional to 140,949.72, 211,434.30 and 41,108.31 is: 61,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,949.72 : 211,434.30 = 41,108.31 : x
  2. Step 2: Convert to fraction form
    140,949.72/211,434.30 = 41,108.31/x
  3. Step 3: Cross multiply
    140,949.72x = 211,434.30 × 41,108.31
  4. Step 4: Simplify right side
    140,949.72x = 8,691,706,749.03
  5. Step 5: Solve for x
    x = 8,691,706,749.03/140,949.72
  6. Step 6: Final answer
    x = 61,665.30

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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.