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Finding the Fourth Proportional to 119,674.38, 179,542.60 and 44,800.40

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Solution

The fourth proportional to 119,674.38, 179,542.60 and 44,800.40 is: 67,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,674.38 : 179,542.60 = 44,800.40 : x
  2. Step 2: Convert to fraction form
    119,674.38/179,542.60 = 44,800.40/x
  3. Step 3: Cross multiply
    119,674.38x = 179,542.60 × 44,800.40
  4. Step 4: Simplify right side
    119,674.38x = 8,043,580,297.04
  5. Step 5: Solve for x
    x = 8,043,580,297.04/119,674.38
  6. Step 6: Final answer
    x = 67,212.22

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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.