Home / 156,205.20-234,338.40-50,995.92

Finding the Fourth Proportional to 156,205.20, 234,338.40 and 50,995.92

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Solution

The fourth proportional to 156,205.20, 234,338.40 and 50,995.92 is: 76,503.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,205.20 : 234,338.40 = 50,995.92 : x
  2. Step 2: Convert to fraction form
    156,205.20/234,338.40 = 50,995.92/x
  3. Step 3: Cross multiply
    156,205.20x = 234,338.40 × 50,995.92
  4. Step 4: Simplify right side
    156,205.20x = 11,950,302,299.33
  5. Step 5: Solve for x
    x = 11,950,302,299.33/156,205.20
  6. Step 6: Final answer
    x = 76,503.87

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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.