Home / 164,717.12-227,309.82-89,265.62

Finding the Fourth Proportional to 164,717.12, 227,309.82 and 89,265.62

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Solution

The fourth proportional to 164,717.12, 227,309.82 and 89,265.62 is: 123,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,717.12 : 227,309.82 = 89,265.62 : x
  2. Step 2: Convert to fraction form
    164,717.12/227,309.82 = 89,265.62/x
  3. Step 3: Cross multiply
    164,717.12x = 227,309.82 × 89,265.62
  4. Step 4: Simplify right side
    164,717.12x = 20,290,952,014.39
  5. Step 5: Solve for x
    x = 20,290,952,014.39/164,717.12
  6. Step 6: Final answer
    x = 123,186.66

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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.