Home / 74,339.60-111,351.44-50,338.49

Finding the Fourth Proportional to 74,339.60, 111,351.44 and 50,338.49

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Solution

The fourth proportional to 74,339.60, 111,351.44 and 50,338.49 is: 75,400.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,339.60 : 111,351.44 = 50,338.49 : x
  2. Step 2: Convert to fraction form
    74,339.60/111,351.44 = 50,338.49/x
  3. Step 3: Cross multiply
    74,339.60x = 111,351.44 × 50,338.49
  4. Step 4: Simplify right side
    74,339.60x = 5,605,262,540.48
  5. Step 5: Solve for x
    x = 5,605,262,540.48/74,339.60
  6. Step 6: Final answer
    x = 75,400.77

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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.