Home / 156,079.80-234,152.10-50,906.70

Finding the Fourth Proportional to 156,079.80, 234,152.10 and 50,906.70

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Solution

The fourth proportional to 156,079.80, 234,152.10 and 50,906.70 is: 76,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,079.80 : 234,152.10 = 50,906.70 : x
  2. Step 2: Convert to fraction form
    156,079.80/234,152.10 = 50,906.70/x
  3. Step 3: Cross multiply
    156,079.80x = 234,152.10 × 50,906.70
  4. Step 4: Simplify right side
    156,079.80x = 11,919,910,709.07
  5. Step 5: Solve for x
    x = 11,919,910,709.07/156,079.80
  6. Step 6: Final answer
    x = 76,370.62

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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.