Home / 140,777.13-211,163.91-34,161.96

Finding the Fourth Proportional to 140,777.13, 211,163.91 and 34,161.96

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Solution

The fourth proportional to 140,777.13, 211,163.91 and 34,161.96 is: 51,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,777.13 : 211,163.91 = 34,161.96 : x
  2. Step 2: Convert to fraction form
    140,777.13/211,163.91 = 34,161.96/x
  3. Step 3: Cross multiply
    140,777.13x = 211,163.91 × 34,161.96
  4. Step 4: Simplify right side
    140,777.13x = 7,213,773,308.88
  5. Step 5: Solve for x
    x = 7,213,773,308.88/140,777.13
  6. Step 6: Final answer
    x = 51,242.51

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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.