Home / 140,909.44-211,302.72-53,296

Finding the Fourth Proportional to 140,909.44, 211,302.72 and 53,296

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Solution

The fourth proportional to 140,909.44, 211,302.72 and 53,296 is: 79,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,909.44 : 211,302.72 = 53,296 : x
  2. Step 2: Convert to fraction form
    140,909.44/211,302.72 = 53,296/x
  3. Step 3: Cross multiply
    140,909.44x = 211,302.72 × 53,296
  4. Step 4: Simplify right side
    140,909.44x = 11,261,589,765.12
  5. Step 5: Solve for x
    x = 11,261,589,765.12/140,909.44
  6. Step 6: Final answer
    x = 79,920.76

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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.