Home / 135,067.14-186,393.24-73,814.57

Finding the Fourth Proportional to 135,067.14, 186,393.24 and 73,814.57

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Solution

The fourth proportional to 135,067.14, 186,393.24 and 73,814.57 is: 101,864.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,067.14 : 186,393.24 = 73,814.57 : x
  2. Step 2: Convert to fraction form
    135,067.14/186,393.24 = 73,814.57/x
  3. Step 3: Cross multiply
    135,067.14x = 186,393.24 × 73,814.57
  4. Step 4: Simplify right side
    135,067.14x = 13,758,536,861.51
  5. Step 5: Solve for x
    x = 13,758,536,861.51/135,067.14
  6. Step 6: Final answer
    x = 101,864.43

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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.