Home / 131,804.46-197,704.74-31,965.48

Finding the Fourth Proportional to 131,804.46, 197,704.74 and 31,965.48

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Solution

The fourth proportional to 131,804.46, 197,704.74 and 31,965.48 is: 47,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,804.46 : 197,704.74 = 31,965.48 : x
  2. Step 2: Convert to fraction form
    131,804.46/197,704.74 = 31,965.48/x
  3. Step 3: Cross multiply
    131,804.46x = 197,704.74 × 31,965.48
  4. Step 4: Simplify right side
    131,804.46x = 6,319,726,912.38
  5. Step 5: Solve for x
    x = 6,319,726,912.38/131,804.46
  6. Step 6: Final answer
    x = 47,947.75

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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.