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Finding the Fourth Proportional to 73,270.98, 109,734.23 and 35,713.35

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Solution

The fourth proportional to 73,270.98, 109,734.23 and 35,713.35 is: 53,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,270.98 : 109,734.23 = 35,713.35 : x
  2. Step 2: Convert to fraction form
    73,270.98/109,734.23 = 35,713.35/x
  3. Step 3: Cross multiply
    73,270.98x = 109,734.23 × 35,713.35
  4. Step 4: Simplify right side
    73,270.98x = 3,918,976,414.30
  5. Step 5: Solve for x
    x = 3,918,976,414.30/73,270.98
  6. Step 6: Final answer
    x = 53,486.07

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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.