Home / 49,927.20-74,955.60-40,077.60

Finding the Fourth Proportional to 49,927.20, 74,955.60 and 40,077.60

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Solution

The fourth proportional to 49,927.20, 74,955.60 and 40,077.60 is: 60,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,927.20 : 74,955.60 = 40,077.60 : x
  2. Step 2: Convert to fraction form
    49,927.20/74,955.60 = 40,077.60/x
  3. Step 3: Cross multiply
    49,927.20x = 74,955.60 × 40,077.60
  4. Step 4: Simplify right side
    49,927.20x = 3,004,040,554.56
  5. Step 5: Solve for x
    x = 3,004,040,554.56/49,927.20
  6. Step 6: Final answer
    x = 60,168.42

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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.