Home / 140,961.23-211,546.96-56,722.14

Finding the Fourth Proportional to 140,961.23, 211,546.96 and 56,722.14

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Solution

The fourth proportional to 140,961.23, 211,546.96 and 56,722.14 is: 85,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,961.23 : 211,546.96 = 56,722.14 : x
  2. Step 2: Convert to fraction form
    140,961.23/211,546.96 = 56,722.14/x
  3. Step 3: Cross multiply
    140,961.23x = 211,546.96 × 56,722.14
  4. Step 4: Simplify right side
    140,961.23x = 11,999,396,139.89
  5. Step 5: Solve for x
    x = 11,999,396,139.89/140,961.23
  6. Step 6: Final answer
    x = 85,125.51

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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.