Home / 195,416.68-269,670.24-109,376.80

Finding the Fourth Proportional to 195,416.68, 269,670.24 and 109,376.80

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Solution

The fourth proportional to 195,416.68, 269,670.24 and 109,376.80 is: 150,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,416.68 : 269,670.24 = 109,376.80 : x
  2. Step 2: Convert to fraction form
    195,416.68/269,670.24 = 109,376.80/x
  3. Step 3: Cross multiply
    195,416.68x = 269,670.24 × 109,376.80
  4. Step 4: Simplify right side
    195,416.68x = 29,495,667,906.43
  5. Step 5: Solve for x
    x = 29,495,667,906.43/195,416.68
  6. Step 6: Final answer
    x = 150,937.31

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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.