Home / 73,375.09-110,017.65-31,231.17

Finding the Fourth Proportional to 73,375.09, 110,017.65 and 31,231.17

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Solution

The fourth proportional to 73,375.09, 110,017.65 and 31,231.17 is: 46,827.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,375.09 : 110,017.65 = 31,231.17 : x
  2. Step 2: Convert to fraction form
    73,375.09/110,017.65 = 31,231.17/x
  3. Step 3: Cross multiply
    73,375.09x = 110,017.65 × 31,231.17
  4. Step 4: Simplify right side
    73,375.09x = 3,435,979,930.15
  5. Step 5: Solve for x
    x = 3,435,979,930.15/73,375.09
  6. Step 6: Final answer
    x = 46,827.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.