Home / 133,454.05-200,180.26-53,528.11

Finding the Fourth Proportional to 133,454.05, 200,180.26 and 53,528.11

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Solution

The fourth proportional to 133,454.05, 200,180.26 and 53,528.11 is: 80,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,454.05 : 200,180.26 = 53,528.11 : x
  2. Step 2: Convert to fraction form
    133,454.05/200,180.26 = 53,528.11/x
  3. Step 3: Cross multiply
    133,454.05x = 200,180.26 × 53,528.11
  4. Step 4: Simplify right side
    133,454.05x = 10,715,270,977.11
  5. Step 5: Solve for x
    x = 10,715,270,977.11/133,454.05
  6. Step 6: Final answer
    x = 80,291.84

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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.