Home / 73,049.19-109,490.73-30,902.97

Finding the Fourth Proportional to 73,049.19, 109,490.73 and 30,902.97

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Solution

The fourth proportional to 73,049.19, 109,490.73 and 30,902.97 is: 46,319.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,049.19 : 109,490.73 = 30,902.97 : x
  2. Step 2: Convert to fraction form
    73,049.19/109,490.73 = 30,902.97/x
  3. Step 3: Cross multiply
    73,049.19x = 109,490.73 × 30,902.97
  4. Step 4: Simplify right side
    73,049.19x = 3,383,588,274.27
  5. Step 5: Solve for x
    x = 3,383,588,274.27/73,049.19
  6. Step 6: Final answer
    x = 46,319.31

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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.