Home / 140,800.21-211,198.03-34,185.03

Finding the Fourth Proportional to 140,800.21, 211,198.03 and 34,185.03

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Solution

The fourth proportional to 140,800.21, 211,198.03 and 34,185.03 is: 51,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,800.21 : 211,198.03 = 34,185.03 : x
  2. Step 2: Convert to fraction form
    140,800.21/211,198.03 = 34,185.03/x
  3. Step 3: Cross multiply
    140,800.21x = 211,198.03 × 34,185.03
  4. Step 4: Simplify right side
    140,800.21x = 7,219,810,991.49
  5. Step 5: Solve for x
    x = 7,219,810,991.49/140,800.21
  6. Step 6: Final answer
    x = 51,276.99

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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.