Home / 135,104.27-186,444.62-73,850.54

Finding the Fourth Proportional to 135,104.27, 186,444.62 and 73,850.54

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Solution

The fourth proportional to 135,104.27, 186,444.62 and 73,850.54 is: 101,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,104.27 : 186,444.62 = 73,850.54 : x
  2. Step 2: Convert to fraction form
    135,104.27/186,444.62 = 73,850.54/x
  3. Step 3: Cross multiply
    135,104.27x = 186,444.62 × 73,850.54
  4. Step 4: Simplify right side
    135,104.27x = 13,769,034,565.62
  5. Step 5: Solve for x
    x = 13,769,034,565.62/135,104.27
  6. Step 6: Final answer
    x = 101,914.14

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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.