Home / 150,864.89-226,108.67-76,003.88

Finding the Fourth Proportional to 150,864.89, 226,108.67 and 76,003.88

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Solution

The fourth proportional to 150,864.89, 226,108.67 and 76,003.88 is: 113,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,864.89 : 226,108.67 = 76,003.88 : x
  2. Step 2: Convert to fraction form
    150,864.89/226,108.67 = 76,003.88/x
  3. Step 3: Cross multiply
    150,864.89x = 226,108.67 × 76,003.88
  4. Step 4: Simplify right side
    150,864.89x = 17,185,136,221.64
  5. Step 5: Solve for x
    x = 17,185,136,221.64/150,864.89
  6. Step 6: Final answer
    x = 113,910.77

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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.