Home / 133,066.20-199,631.22-44,320.50

Finding the Fourth Proportional to 133,066.20, 199,631.22 and 44,320.50

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Solution

The fourth proportional to 133,066.20, 199,631.22 and 44,320.50 is: 66,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,066.20 : 199,631.22 = 44,320.50 : x
  2. Step 2: Convert to fraction form
    133,066.20/199,631.22 = 44,320.50/x
  3. Step 3: Cross multiply
    133,066.20x = 199,631.22 × 44,320.50
  4. Step 4: Simplify right side
    133,066.20x = 8,847,755,486.01
  5. Step 5: Solve for x
    x = 8,847,755,486.01/133,066.20
  6. Step 6: Final answer
    x = 66,491.38

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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.