Home / 211,174.43-316,758.94-51,251.67

Finding the Fourth Proportional to 211,174.43, 316,758.94 and 51,251.67

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Solution

The fourth proportional to 211,174.43, 316,758.94 and 51,251.67 is: 76,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,174.43 : 316,758.94 = 51,251.67 : x
  2. Step 2: Convert to fraction form
    211,174.43/316,758.94 = 51,251.67/x
  3. Step 3: Cross multiply
    211,174.43x = 316,758.94 × 51,251.67
  4. Step 4: Simplify right side
    211,174.43x = 16,234,424,534.30
  5. Step 5: Solve for x
    x = 16,234,424,534.30/211,174.43
  6. Step 6: Final answer
    x = 76,876.85

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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.