Home / 200,165.28-276,195.60-110,724

Finding the Fourth Proportional to 200,165.28, 276,195.60 and 110,724

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Solution

The fourth proportional to 200,165.28, 276,195.60 and 110,724 is: 152,781.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,165.28 : 276,195.60 = 110,724 : x
  2. Step 2: Convert to fraction form
    200,165.28/276,195.60 = 110,724/x
  3. Step 3: Cross multiply
    200,165.28x = 276,195.60 × 110,724
  4. Step 4: Simplify right side
    200,165.28x = 30,581,481,614.40
  5. Step 5: Solve for x
    x = 30,581,481,614.40/200,165.28
  6. Step 6: Final answer
    x = 152,781.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.