Home / 164,711.91-227,302.43-89,260.41

Finding the Fourth Proportional to 164,711.91, 227,302.43 and 89,260.41

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Solution

The fourth proportional to 164,711.91, 227,302.43 and 89,260.41 is: 123,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,711.91 : 227,302.43 = 89,260.41 : x
  2. Step 2: Convert to fraction form
    164,711.91/227,302.43 = 89,260.41/x
  3. Step 3: Cross multiply
    164,711.91x = 227,302.43 × 89,260.41
  4. Step 4: Simplify right side
    164,711.91x = 20,289,107,649.49
  5. Step 5: Solve for x
    x = 20,289,107,649.49/164,711.91
  6. Step 6: Final answer
    x = 123,179.36

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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.