Home / 73,126.20-109,616.40-33,614.40

Finding the Fourth Proportional to 73,126.20, 109,616.40 and 33,614.40

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Solution

The fourth proportional to 73,126.20, 109,616.40 and 33,614.40 is: 50,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,126.20 : 109,616.40 = 33,614.40 : x
  2. Step 2: Convert to fraction form
    73,126.20/109,616.40 = 33,614.40/x
  3. Step 3: Cross multiply
    73,126.20x = 109,616.40 × 33,614.40
  4. Step 4: Simplify right side
    73,126.20x = 3,684,689,516.16
  5. Step 5: Solve for x
    x = 3,684,689,516.16/73,126.20
  6. Step 6: Final answer
    x = 50,388.09

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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.