Home / 133,670.08-200,505.39-54,770.14

Finding the Fourth Proportional to 133,670.08, 200,505.39 and 54,770.14

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Solution

The fourth proportional to 133,670.08, 200,505.39 and 54,770.14 is: 82,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,670.08 : 200,505.39 = 54,770.14 : x
  2. Step 2: Convert to fraction form
    133,670.08/200,505.39 = 54,770.14/x
  3. Step 3: Cross multiply
    133,670.08x = 200,505.39 × 54,770.14
  4. Step 4: Simplify right side
    133,670.08x = 10,981,708,281.05
  5. Step 5: Solve for x
    x = 10,981,708,281.05/133,670.08
  6. Step 6: Final answer
    x = 82,155.32

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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.