Home / 133,814.16-200,546.28-54,835.92

Finding the Fourth Proportional to 133,814.16, 200,546.28 and 54,835.92

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Solution

The fourth proportional to 133,814.16, 200,546.28 and 54,835.92 is: 82,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,814.16 : 200,546.28 = 54,835.92 : x
  2. Step 2: Convert to fraction form
    133,814.16/200,546.28 = 54,835.92/x
  3. Step 3: Cross multiply
    133,814.16x = 200,546.28 × 54,835.92
  4. Step 4: Simplify right side
    133,814.16x = 10,997,139,766.38
  5. Step 5: Solve for x
    x = 10,997,139,766.38/133,814.16
  6. Step 6: Final answer
    x = 82,182.18

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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.