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Finding the Fourth Proportional to 200,035.17, 300,170.61 and 73,764.27

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Solution

The fourth proportional to 200,035.17, 300,170.61 and 73,764.27 is: 110,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,035.17 : 300,170.61 = 73,764.27 : x
  2. Step 2: Convert to fraction form
    200,035.17/300,170.61 = 73,764.27/x
  3. Step 3: Cross multiply
    200,035.17x = 300,170.61 × 73,764.27
  4. Step 4: Simplify right side
    200,035.17x = 22,141,865,922.10
  5. Step 5: Solve for x
    x = 22,141,865,922.10/200,035.17
  6. Step 6: Final answer
    x = 110,689.86

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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.