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Finding the Fourth Proportional to 222,195.88, 333,328.45 and 72,401.37

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Solution

The fourth proportional to 222,195.88, 333,328.45 and 72,401.37 is: 108,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,195.88 : 333,328.45 = 72,401.37 : x
  2. Step 2: Convert to fraction form
    222,195.88/333,328.45 = 72,401.37/x
  3. Step 3: Cross multiply
    222,195.88x = 333,328.45 × 72,401.37
  4. Step 4: Simplify right side
    222,195.88x = 24,133,436,439.98
  5. Step 5: Solve for x
    x = 24,133,436,439.98/222,195.88
  6. Step 6: Final answer
    x = 108,613.34

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1.5x scale

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.