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Finding the Fourth Proportional to 222,813.89, 334,197.14 and 62,885.87

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Solution

The fourth proportional to 222,813.89, 334,197.14 and 62,885.87 is: 94,322.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,813.89 : 334,197.14 = 62,885.87 : x
  2. Step 2: Convert to fraction form
    222,813.89/334,197.14 = 62,885.87/x
  3. Step 3: Cross multiply
    222,813.89x = 334,197.14 × 62,885.87
  4. Step 4: Simplify right side
    222,813.89x = 21,016,277,521.97
  5. Step 5: Solve for x
    x = 21,016,277,521.97/222,813.89
  6. Step 6: Final answer
    x = 94,322.12

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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.