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Finding the Fourth Proportional to 206,036.10, 309,062.37 and 63,896.13

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Solution

The fourth proportional to 206,036.10, 309,062.37 and 63,896.13 is: 95,846.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,036.10 : 309,062.37 = 63,896.13 : x
  2. Step 2: Convert to fraction form
    206,036.10/309,062.37 = 63,896.13/x
  3. Step 3: Cross multiply
    206,036.10x = 309,062.37 × 63,896.13
  4. Step 4: Simplify right side
    206,036.10x = 19,747,889,371.63
  5. Step 5: Solve for x
    x = 19,747,889,371.63/206,036.10
  6. Step 6: Final answer
    x = 95,846.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.