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Finding the Fourth Proportional to 200,380.68, 300,363.66 and 95,119.56

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Solution

The fourth proportional to 200,380.68, 300,363.66 and 95,119.56 is: 142,580.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,380.68 : 300,363.66 = 95,119.56 : x
  2. Step 2: Convert to fraction form
    200,380.68/300,363.66 = 95,119.56/x
  3. Step 3: Cross multiply
    200,380.68x = 300,363.66 × 95,119.56
  4. Step 4: Simplify right side
    200,380.68x = 28,570,459,179.19
  5. Step 5: Solve for x
    x = 28,570,459,179.19/200,380.68
  6. Step 6: Final answer
    x = 142,580.91

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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.