Home / 133,814.28-200,721.51-33,981.96

Finding the Fourth Proportional to 133,814.28, 200,721.51 and 33,981.96

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Solution

The fourth proportional to 133,814.28, 200,721.51 and 33,981.96 is: 50,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,814.28 : 200,721.51 = 33,981.96 : x
  2. Step 2: Convert to fraction form
    133,814.28/200,721.51 = 33,981.96/x
  3. Step 3: Cross multiply
    133,814.28x = 200,721.51 × 33,981.96
  4. Step 4: Simplify right side
    133,814.28x = 6,820,910,323.96
  5. Step 5: Solve for x
    x = 6,820,910,323.96/133,814.28
  6. Step 6: Final answer
    x = 50,972.96

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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.