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Finding the Fourth Proportional to 192,062.58, 288,094.95 and 73,705.38

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Solution

The fourth proportional to 192,062.58, 288,094.95 and 73,705.38 is: 110,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,062.58 : 288,094.95 = 73,705.38 : x
  2. Step 2: Convert to fraction form
    192,062.58/288,094.95 = 73,705.38/x
  3. Step 3: Cross multiply
    192,062.58x = 288,094.95 × 73,705.38
  4. Step 4: Simplify right side
    192,062.58x = 21,234,147,765.83
  5. Step 5: Solve for x
    x = 21,234,147,765.83/192,062.58
  6. Step 6: Final answer
    x = 110,558.48

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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.