Home / 74,256.39-111,367.34-44,279

Finding the Fourth Proportional to 74,256.39, 111,367.34 and 44,279

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Solution

The fourth proportional to 74,256.39, 111,367.34 and 44,279 is: 66,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,256.39 : 111,367.34 = 44,279 : x
  2. Step 2: Convert to fraction form
    74,256.39/111,367.34 = 44,279/x
  3. Step 3: Cross multiply
    74,256.39x = 111,367.34 × 44,279
  4. Step 4: Simplify right side
    74,256.39x = 4,931,234,447.86
  5. Step 5: Solve for x
    x = 4,931,234,447.86/74,256.39
  6. Step 6: Final answer
    x = 66,408.22

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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.