Home / 163,719.09-225,930.29-92,099.61

Finding the Fourth Proportional to 163,719.09, 225,930.29 and 92,099.61

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Solution

The fourth proportional to 163,719.09, 225,930.29 and 92,099.61 is: 127,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,719.09 : 225,930.29 = 92,099.61 : x
  2. Step 2: Convert to fraction form
    163,719.09/225,930.29 = 92,099.61/x
  3. Step 3: Cross multiply
    163,719.09x = 225,930.29 × 92,099.61
  4. Step 4: Simplify right side
    163,719.09x = 20,808,091,135.69
  5. Step 5: Solve for x
    x = 20,808,091,135.69/163,719.09
  6. Step 6: Final answer
    x = 127,096.30

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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.