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Finding the Fourth Proportional to 149,449.86, 224,174.07 and 44,260.74

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Solution

The fourth proportional to 149,449.86, 224,174.07 and 44,260.74 is: 66,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,449.86 : 224,174.07 = 44,260.74 : x
  2. Step 2: Convert to fraction form
    149,449.86/224,174.07 = 44,260.74/x
  3. Step 3: Cross multiply
    149,449.86x = 224,174.07 × 44,260.74
  4. Step 4: Simplify right side
    149,449.86x = 9,922,110,227.01
  5. Step 5: Solve for x
    x = 9,922,110,227.01/149,449.86
  6. Step 6: Final answer
    x = 66,390.90

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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.