Home / 164,557.11-227,088.99-89,105.43

Finding the Fourth Proportional to 164,557.11, 227,088.99 and 89,105.43

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Solution

The fourth proportional to 164,557.11, 227,088.99 and 89,105.43 is: 122,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,557.11 : 227,088.99 = 89,105.43 : x
  2. Step 2: Convert to fraction form
    164,557.11/227,088.99 = 89,105.43/x
  3. Step 3: Cross multiply
    164,557.11x = 227,088.99 × 89,105.43
  4. Step 4: Simplify right side
    164,557.11x = 20,234,862,102.22
  5. Step 5: Solve for x
    x = 20,234,862,102.22/164,557.11
  6. Step 6: Final answer
    x = 122,965.59

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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.