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Finding the Fourth Proportional to 200,477.73, 276,659.17 and 119,905.26

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Solution

The fourth proportional to 200,477.73, 276,659.17 and 119,905.26 is: 165,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,477.73 : 276,659.17 = 119,905.26 : x
  2. Step 2: Convert to fraction form
    200,477.73/276,659.17 = 119,905.26/x
  3. Step 3: Cross multiply
    200,477.73x = 276,659.17 × 119,905.26
  4. Step 4: Simplify right side
    200,477.73x = 33,172,889,710.23
  5. Step 5: Solve for x
    x = 33,172,889,710.23/200,477.73
  6. Step 6: Final answer
    x = 165,469.20

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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.