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Finding the Fourth Proportional to 73,668.22, 101,659.42 and 45,035.83

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Solution

The fourth proportional to 73,668.22, 101,659.42 and 45,035.83 is: 62,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,668.22 : 101,659.42 = 45,035.83 : x
  2. Step 2: Convert to fraction form
    73,668.22/101,659.42 = 45,035.83/x
  3. Step 3: Cross multiply
    73,668.22x = 101,659.42 × 45,035.83
  4. Step 4: Simplify right side
    73,668.22x = 4,578,316,540.39
  5. Step 5: Solve for x
    x = 4,578,316,540.39/73,668.22
  6. Step 6: Final answer
    x = 62,147.78

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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.