Home / 200,461.28-276,633.44-109,816.48

Finding the Fourth Proportional to 200,461.28, 276,633.44 and 109,816.48

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Solution

The fourth proportional to 200,461.28, 276,633.44 and 109,816.48 is: 151,545.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,461.28 : 276,633.44 = 109,816.48 : x
  2. Step 2: Convert to fraction form
    200,461.28/276,633.44 = 109,816.48/x
  3. Step 3: Cross multiply
    200,461.28x = 276,633.44 × 109,816.48
  4. Step 4: Simplify right side
    200,461.28x = 30,378,910,631.09
  5. Step 5: Solve for x
    x = 30,378,910,631.09/200,461.28
  6. Step 6: Final answer
    x = 151,545.03

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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.