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Finding the Fourth Proportional to 244,296.21, 365,902.95 and 187,719.87

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Solution

The fourth proportional to 244,296.21, 365,902.95 and 187,719.87 is: 281,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,296.21 : 365,902.95 = 187,719.87 : x
  2. Step 2: Convert to fraction form
    244,296.21/365,902.95 = 187,719.87/x
  3. Step 3: Cross multiply
    244,296.21x = 365,902.95 × 187,719.87
  4. Step 4: Simplify right side
    244,296.21x = 68,687,254,206.62
  5. Step 5: Solve for x
    x = 68,687,254,206.62/244,296.21
  6. Step 6: Final answer
    x = 281,163.81

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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.