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Finding the Fourth Proportional to 239,614.60, 359,249.10 and 134,465.80

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Solution

The fourth proportional to 239,614.60, 359,249.10 and 134,465.80 is: 201,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,614.60 : 359,249.10 = 134,465.80 : x
  2. Step 2: Convert to fraction form
    239,614.60/359,249.10 = 134,465.80/x
  3. Step 3: Cross multiply
    239,614.60x = 359,249.10 × 134,465.80
  4. Step 4: Simplify right side
    239,614.60x = 48,306,717,630.78
  5. Step 5: Solve for x
    x = 48,306,717,630.78/239,614.60
  6. Step 6: Final answer
    x = 201,601.73

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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.