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Finding the Fourth Proportional to 73,110.56, 100,982.56 and 52,935.50

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Solution

The fourth proportional to 73,110.56, 100,982.56 and 52,935.50 is: 73,116.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,110.56 : 100,982.56 = 52,935.50 : x
  2. Step 2: Convert to fraction form
    73,110.56/100,982.56 = 52,935.50/x
  3. Step 3: Cross multiply
    73,110.56x = 100,982.56 × 52,935.50
  4. Step 4: Simplify right side
    73,110.56x = 5,345,562,304.88
  5. Step 5: Solve for x
    x = 5,345,562,304.88/73,110.56
  6. Step 6: Final answer
    x = 73,116.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.