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Finding the Fourth Proportional to 252,230.74, 378,247.68 and 110,119.48

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Solution

The fourth proportional to 252,230.74, 378,247.68 and 110,119.48 is: 165,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,230.74 : 378,247.68 = 110,119.48 : x
  2. Step 2: Convert to fraction form
    252,230.74/378,247.68 = 110,119.48/x
  3. Step 3: Cross multiply
    252,230.74x = 378,247.68 × 110,119.48
  4. Step 4: Simplify right side
    252,230.74x = 41,652,437,832.81
  5. Step 5: Solve for x
    x = 41,652,437,832.81/252,230.74
  6. Step 6: Final answer
    x = 165,136.25

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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.