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Finding the Fourth Proportional to 222,753.70, 334,098.15 and 64,965.70

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Solution

The fourth proportional to 222,753.70, 334,098.15 and 64,965.70 is: 97,439.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,753.70 : 334,098.15 = 64,965.70 : x
  2. Step 2: Convert to fraction form
    222,753.70/334,098.15 = 64,965.70/x
  3. Step 3: Cross multiply
    222,753.70x = 334,098.15 × 64,965.70
  4. Step 4: Simplify right side
    222,753.70x = 21,704,920,183.46
  5. Step 5: Solve for x
    x = 21,704,920,183.46/222,753.70
  6. Step 6: Final answer
    x = 97,439.10

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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.