Home / 126,867.67-175,096.03-73,142.19

Finding the Fourth Proportional to 126,867.67, 175,096.03 and 73,142.19

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Solution

The fourth proportional to 126,867.67, 175,096.03 and 73,142.19 is: 100,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,867.67 : 175,096.03 = 73,142.19 : x
  2. Step 2: Convert to fraction form
    126,867.67/175,096.03 = 73,142.19/x
  3. Step 3: Cross multiply
    126,867.67x = 175,096.03 × 73,142.19
  4. Step 4: Simplify right side
    126,867.67x = 12,806,907,587.66
  5. Step 5: Solve for x
    x = 12,806,907,587.66/126,867.67
  6. Step 6: Final answer
    x = 100,946.98

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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.