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Finding the Fourth Proportional to 222,423.21, 333,683.82 and 64,663.97

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Solution

The fourth proportional to 222,423.21, 333,683.82 and 64,663.97 is: 97,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,423.21 : 333,683.82 = 64,663.97 : x
  2. Step 2: Convert to fraction form
    222,423.21/333,683.82 = 64,663.97/x
  3. Step 3: Cross multiply
    222,423.21x = 333,683.82 × 64,663.97
  4. Step 4: Simplify right side
    222,423.21x = 21,577,318,857.55
  5. Step 5: Solve for x
    x = 21,577,318,857.55/222,423.21
  6. Step 6: Final answer
    x = 97,010.19

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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.