Home / 133,568.07-200,389.57-53,662.15

Finding the Fourth Proportional to 133,568.07, 200,389.57 and 53,662.15

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Solution

The fourth proportional to 133,568.07, 200,389.57 and 53,662.15 is: 80,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,568.07 : 200,389.57 = 53,662.15 : x
  2. Step 2: Convert to fraction form
    133,568.07/200,389.57 = 53,662.15/x
  3. Step 3: Cross multiply
    133,568.07x = 200,389.57 × 53,662.15
  4. Step 4: Simplify right side
    133,568.07x = 10,753,335,179.49
  5. Step 5: Solve for x
    x = 10,753,335,179.49/133,568.07
  6. Step 6: Final answer
    x = 80,508.28

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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.