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Finding the Fourth Proportional to 200,660.81, 276,923.23 and 119,037.39

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Solution

The fourth proportional to 200,660.81, 276,923.23 and 119,037.39 is: 164,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,660.81 : 276,923.23 = 119,037.39 : x
  2. Step 2: Convert to fraction form
    200,660.81/276,923.23 = 119,037.39/x
  3. Step 3: Cross multiply
    200,660.81x = 276,923.23 × 119,037.39
  4. Step 4: Simplify right side
    200,660.81x = 32,964,216,549.77
  5. Step 5: Solve for x
    x = 32,964,216,549.77/200,660.81
  6. Step 6: Final answer
    x = 164,278.30

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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.