Home / 164,961.30-227,649.24-89,509.80

Finding the Fourth Proportional to 164,961.30, 227,649.24 and 89,509.80

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Solution

The fourth proportional to 164,961.30, 227,649.24 and 89,509.80 is: 123,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,961.30 : 227,649.24 = 89,509.80 : x
  2. Step 2: Convert to fraction form
    164,961.30/227,649.24 = 89,509.80/x
  3. Step 3: Cross multiply
    164,961.30x = 227,649.24 × 89,509.80
  4. Step 4: Simplify right side
    164,961.30x = 20,376,837,942.55
  5. Step 5: Solve for x
    x = 20,376,837,942.55/164,961.30
  6. Step 6: Final answer
    x = 123,524.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.