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Finding the Fourth Proportional to 200,371.33, 276,510.46 and 108,490.17

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Solution

The fourth proportional to 200,371.33, 276,510.46 and 108,490.17 is: 149,715.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,371.33 : 276,510.46 = 108,490.17 : x
  2. Step 2: Convert to fraction form
    200,371.33/276,510.46 = 108,490.17/x
  3. Step 3: Cross multiply
    200,371.33x = 276,510.46 × 108,490.17
  4. Step 4: Simplify right side
    200,371.33x = 29,998,664,887.18
  5. Step 5: Solve for x
    x = 29,998,664,887.18/200,371.33
  6. Step 6: Final answer
    x = 149,715.36

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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.