Home / 134,185.14-185,179.68-73,760.43

Finding the Fourth Proportional to 134,185.14, 185,179.68 and 73,760.43

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Solution

The fourth proportional to 134,185.14, 185,179.68 and 73,760.43 is: 101,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,185.14 : 185,179.68 = 73,760.43 : x
  2. Step 2: Convert to fraction form
    134,185.14/185,179.68 = 73,760.43/x
  3. Step 3: Cross multiply
    134,185.14x = 185,179.68 × 73,760.43
  4. Step 4: Simplify right side
    134,185.14x = 13,658,932,824.06
  5. Step 5: Solve for x
    x = 13,658,932,824.06/134,185.14
  6. Step 6: Final answer
    x = 101,791.69

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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.