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Finding the Fourth Proportional to 73,221.03, 109,894.73 and 35,808.75

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Solution

The fourth proportional to 73,221.03, 109,894.73 and 35,808.75 is: 53,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,221.03 : 109,894.73 = 35,808.75 : x
  2. Step 2: Convert to fraction form
    73,221.03/109,894.73 = 35,808.75/x
  3. Step 3: Cross multiply
    73,221.03x = 109,894.73 × 35,808.75
  4. Step 4: Simplify right side
    73,221.03x = 3,935,192,733.84
  5. Step 5: Solve for x
    x = 3,935,192,733.84/73,221.03
  6. Step 6: Final answer
    x = 53,744.02

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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.