Home / 49,998.40-74,911.20-41,185.60

Finding the Fourth Proportional to 49,998.40, 74,911.20 and 41,185.60

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Solution

The fourth proportional to 49,998.40, 74,911.20 and 41,185.60 is: 61,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,998.40 : 74,911.20 = 41,185.60 : x
  2. Step 2: Convert to fraction form
    49,998.40/74,911.20 = 41,185.60/x
  3. Step 3: Cross multiply
    49,998.40x = 74,911.20 × 41,185.60
  4. Step 4: Simplify right side
    49,998.40x = 3,085,262,718.72
  5. Step 5: Solve for x
    x = 3,085,262,718.72/49,998.40
  6. Step 6: Final answer
    x = 61,707.23

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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.