Home / 133,434.32-200,150.94-53,508.02

Finding the Fourth Proportional to 133,434.32, 200,150.94 and 53,508.02

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Solution

The fourth proportional to 133,434.32, 200,150.94 and 53,508.02 is: 80,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,434.32 : 200,150.94 = 53,508.02 : x
  2. Step 2: Convert to fraction form
    133,434.32/200,150.94 = 53,508.02/x
  3. Step 3: Cross multiply
    133,434.32x = 200,150.94 × 53,508.02
  4. Step 4: Simplify right side
    133,434.32x = 10,709,680,500.54
  5. Step 5: Solve for x
    x = 10,709,680,500.54/133,434.32
  6. Step 6: Final answer
    x = 80,261.81

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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.