Home / 133,914.24-200,901.76-45,164.80

Finding the Fourth Proportional to 133,914.24, 200,901.76 and 45,164.80

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Solution

The fourth proportional to 133,914.24, 200,901.76 and 45,164.80 is: 67,757.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,914.24 : 200,901.76 = 45,164.80 : x
  2. Step 2: Convert to fraction form
    133,914.24/200,901.76 = 45,164.80/x
  3. Step 3: Cross multiply
    133,914.24x = 200,901.76 × 45,164.80
  4. Step 4: Simplify right side
    133,914.24x = 9,073,687,810.05
  5. Step 5: Solve for x
    x = 9,073,687,810.05/133,914.24
  6. Step 6: Final answer
    x = 67,757.45

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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.