Home / 49,999.40-74,912.70-41,186.60

Finding the Fourth Proportional to 49,999.40, 74,912.70 and 41,186.60

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Solution

The fourth proportional to 49,999.40, 74,912.70 and 41,186.60 is: 61,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,999.40 : 74,912.70 = 41,186.60 : x
  2. Step 2: Convert to fraction form
    49,999.40/74,912.70 = 41,186.60/x
  3. Step 3: Cross multiply
    49,999.40x = 74,912.70 × 41,186.60
  4. Step 4: Simplify right side
    49,999.40x = 3,085,399,409.82
  5. Step 5: Solve for x
    x = 3,085,399,409.82/49,999.40
  6. Step 6: Final answer
    x = 61,708.73

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1.5x scale

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.