Home / 97,974.06-146,884.95-31,375.86

Finding the Fourth Proportional to 97,974.06, 146,884.95 and 31,375.86

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Solution

The fourth proportional to 97,974.06, 146,884.95 and 31,375.86 is: 47,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,974.06 : 146,884.95 = 31,375.86 : x
  2. Step 2: Convert to fraction form
    97,974.06/146,884.95 = 31,375.86/x
  3. Step 3: Cross multiply
    97,974.06x = 146,884.95 × 31,375.86
  4. Step 4: Simplify right side
    97,974.06x = 4,608,641,627.31
  5. Step 5: Solve for x
    x = 4,608,641,627.31/97,974.06
  6. Step 6: Final answer
    x = 47,039.41

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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.