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Finding the Fourth Proportional to 222,913, 334,388.94 and 56,701

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Solution

The fourth proportional to 222,913, 334,388.94 and 56,701 is: 85,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,913 : 334,388.94 = 56,701 : x
  2. Step 2: Convert to fraction form
    222,913/334,388.94 = 56,701/x
  3. Step 3: Cross multiply
    222,913x = 334,388.94 × 56,701
  4. Step 4: Simplify right side
    222,913x = 18,960,187,286.94
  5. Step 5: Solve for x
    x = 18,960,187,286.94/222,913
  6. Step 6: Final answer
    x = 85,056.44

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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.