Home / 156,233.28-234,245.76-51,015.36

Finding the Fourth Proportional to 156,233.28, 234,245.76 and 51,015.36

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Solution

The fourth proportional to 156,233.28, 234,245.76 and 51,015.36 is: 76,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,233.28 : 234,245.76 = 51,015.36 : x
  2. Step 2: Convert to fraction form
    156,233.28/234,245.76 = 51,015.36/x
  3. Step 3: Cross multiply
    156,233.28x = 234,245.76 × 51,015.36
  4. Step 4: Simplify right side
    156,233.28x = 11,950,131,774.87
  5. Step 5: Solve for x
    x = 11,950,131,774.87/156,233.28
  6. Step 6: Final answer
    x = 76,489.03

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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.