Home / 284,905.25-427,380.35-95,366.73

Finding the Fourth Proportional to 284,905.25, 427,380.35 and 95,366.73

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Solution

The fourth proportional to 284,905.25, 427,380.35 and 95,366.73 is: 143,057.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,905.25 : 427,380.35 = 95,366.73 : x
  2. Step 2: Convert to fraction form
    284,905.25/427,380.35 = 95,366.73/x
  3. Step 3: Cross multiply
    284,905.25x = 427,380.35 × 95,366.73
  4. Step 4: Simplify right side
    284,905.25x = 40,757,865,968.92
  5. Step 5: Solve for x
    x = 40,757,865,968.92/284,905.25
  6. Step 6: Final answer
    x = 143,057.62

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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.