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Finding the Fourth Proportional to 192,295.90, 288,471.18 and 59,187.25

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Solution

The fourth proportional to 192,295.90, 288,471.18 and 59,187.25 is: 88,789.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,295.90 : 288,471.18 = 59,187.25 : x
  2. Step 2: Convert to fraction form
    192,295.90/288,471.18 = 59,187.25/x
  3. Step 3: Cross multiply
    192,295.90x = 288,471.18 × 59,187.25
  4. Step 4: Simplify right side
    192,295.90x = 17,073,815,848.46
  5. Step 5: Solve for x
    x = 17,073,815,848.46/192,295.90
  6. Step 6: Final answer
    x = 88,789.29

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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.