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Finding the Fourth Proportional to 200,307.74, 276,424.22 and 119,731.36

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Solution

The fourth proportional to 200,307.74, 276,424.22 and 119,731.36 is: 165,229.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,307.74 : 276,424.22 = 119,731.36 : x
  2. Step 2: Convert to fraction form
    200,307.74/276,424.22 = 119,731.36/x
  3. Step 3: Cross multiply
    200,307.74x = 276,424.22 × 119,731.36
  4. Step 4: Simplify right side
    200,307.74x = 33,096,647,797.54
  5. Step 5: Solve for x
    x = 33,096,647,797.54/200,307.74
  6. Step 6: Final answer
    x = 165,229.00

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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.