Home / 179,824.66-269,790.99-85,127.02

Finding the Fourth Proportional to 179,824.66, 269,790.99 and 85,127.02

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Solution

The fourth proportional to 179,824.66, 269,790.99 and 85,127.02 is: 127,716.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,824.66 : 269,790.99 = 85,127.02 : x
  2. Step 2: Convert to fraction form
    179,824.66/269,790.99 = 85,127.02/x
  3. Step 3: Cross multiply
    179,824.66x = 269,790.99 × 85,127.02
  4. Step 4: Simplify right side
    179,824.66x = 22,966,503,001.55
  5. Step 5: Solve for x
    x = 22,966,503,001.55/179,824.66
  6. Step 6: Final answer
    x = 127,716.09

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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.