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Finding the Fourth Proportional to 200,324.44, 276,437.22 and 109,663.03

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Solution

The fourth proportional to 200,324.44, 276,437.22 and 109,663.03 is: 151,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,324.44 : 276,437.22 = 109,663.03 : x
  2. Step 2: Convert to fraction form
    200,324.44/276,437.22 = 109,663.03/x
  3. Step 3: Cross multiply
    200,324.44x = 276,437.22 × 109,663.03
  4. Step 4: Simplify right side
    200,324.44x = 30,314,943,149.98
  5. Step 5: Solve for x
    x = 30,314,943,149.98/200,324.44
  6. Step 6: Final answer
    x = 151,329.23

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1.5x scale

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.