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Finding the Fourth Proportional to 222,691.88, 334,002.29 and 64,883.43

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Solution

The fourth proportional to 222,691.88, 334,002.29 and 64,883.43 is: 97,314.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,691.88 : 334,002.29 = 64,883.43 : x
  2. Step 2: Convert to fraction form
    222,691.88/334,002.29 = 64,883.43/x
  3. Step 3: Cross multiply
    222,691.88x = 334,002.29 × 64,883.43
  4. Step 4: Simplify right side
    222,691.88x = 21,671,213,878.64
  5. Step 5: Solve for x
    x = 21,671,213,878.64/222,691.88
  6. Step 6: Final answer
    x = 97,314.79

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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.