Home / 134,600.94-185,760.14-74,183.85

Finding the Fourth Proportional to 134,600.94, 185,760.14 and 74,183.85

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Solution

The fourth proportional to 134,600.94, 185,760.14 and 74,183.85 is: 102,379.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,600.94 : 185,760.14 = 74,183.85 : x
  2. Step 2: Convert to fraction form
    134,600.94/185,760.14 = 74,183.85/x
  3. Step 3: Cross multiply
    134,600.94x = 185,760.14 × 74,183.85
  4. Step 4: Simplify right side
    134,600.94x = 13,780,401,990.82
  5. Step 5: Solve for x
    x = 13,780,401,990.82/134,600.94
  6. Step 6: Final answer
    x = 102,379.69

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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.