Home / 133,991.20-201,008.67-45,250.03

Finding the Fourth Proportional to 133,991.20, 201,008.67 and 45,250.03

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Solution

The fourth proportional to 133,991.20, 201,008.67 and 45,250.03 is: 67,882.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,991.20 : 201,008.67 = 45,250.03 : x
  2. Step 2: Convert to fraction form
    133,991.20/201,008.67 = 45,250.03/x
  3. Step 3: Cross multiply
    133,991.20x = 201,008.67 × 45,250.03
  4. Step 4: Simplify right side
    133,991.20x = 9,095,648,347.76
  5. Step 5: Solve for x
    x = 9,095,648,347.76/133,991.20
  6. Step 6: Final answer
    x = 67,882.43

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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.