Home / 237,812.20-356,199.90-211,546.60

Finding the Fourth Proportional to 237,812.20, 356,199.90 and 211,546.60

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Solution

The fourth proportional to 237,812.20, 356,199.90 and 211,546.60 is: 316,858.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,812.20 : 356,199.90 = 211,546.60 : x
  2. Step 2: Convert to fraction form
    237,812.20/356,199.90 = 211,546.60/x
  3. Step 3: Cross multiply
    237,812.20x = 356,199.90 × 211,546.60
  4. Step 4: Simplify right side
    237,812.20x = 75,352,877,765.34
  5. Step 5: Solve for x
    x = 75,352,877,765.34/237,812.20
  6. Step 6: Final answer
    x = 316,858.76

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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.