Home / 214,311.36-321,520.50-151,254.66

Finding the Fourth Proportional to 214,311.36, 321,520.50 and 151,254.66

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Solution

The fourth proportional to 214,311.36, 321,520.50 and 151,254.66 is: 226,919.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,311.36 : 321,520.50 = 151,254.66 : x
  2. Step 2: Convert to fraction form
    214,311.36/321,520.50 = 151,254.66/x
  3. Step 3: Cross multiply
    214,311.36x = 321,520.50 × 151,254.66
  4. Step 4: Simplify right side
    214,311.36x = 48,631,473,910.53
  5. Step 5: Solve for x
    x = 48,631,473,910.53/214,311.36
  6. Step 6: Final answer
    x = 226,919.72

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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.