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Finding the Fourth Proportional to 97,707.88, 146,162.04 and 73,837.96

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Solution

The fourth proportional to 97,707.88, 146,162.04 and 73,837.96 is: 110,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,707.88 : 146,162.04 = 73,837.96 : x
  2. Step 2: Convert to fraction form
    97,707.88/146,162.04 = 73,837.96/x
  3. Step 3: Cross multiply
    97,707.88x = 146,162.04 × 73,837.96
  4. Step 4: Simplify right side
    97,707.88x = 10,792,306,863.04
  5. Step 5: Solve for x
    x = 10,792,306,863.04/97,707.88
  6. Step 6: Final answer
    x = 110,454.83

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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.