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Finding the Fourth Proportional to 192,755.72, 289,027.98 and 59,599.88

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Solution

The fourth proportional to 192,755.72, 289,027.98 and 59,599.88 is: 89,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,755.72 : 289,027.98 = 59,599.88 : x
  2. Step 2: Convert to fraction form
    192,755.72/289,027.98 = 59,599.88/x
  3. Step 3: Cross multiply
    192,755.72x = 289,027.98 × 59,599.88
  4. Step 4: Simplify right side
    192,755.72x = 17,226,032,924.64
  5. Step 5: Solve for x
    x = 17,226,032,924.64/192,755.72
  6. Step 6: Final answer
    x = 89,367.17

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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.