Home / 200,158.14-300,190.03-73,729.71

Finding the Fourth Proportional to 200,158.14, 300,190.03 and 73,729.71

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Solution

The fourth proportional to 200,158.14, 300,190.03 and 73,729.71 is: 110,577.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,158.14 : 300,190.03 = 73,729.71 : x
  2. Step 2: Convert to fraction form
    200,158.14/300,190.03 = 73,729.71/x
  3. Step 3: Cross multiply
    200,158.14x = 300,190.03 × 73,729.71
  4. Step 4: Simplify right side
    200,158.14x = 22,132,924,087.20
  5. Step 5: Solve for x
    x = 22,132,924,087.20/200,158.14
  6. Step 6: Final answer
    x = 110,577.19

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1.5x scale

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.