Home / 126,874.04-175,104.81-73,148.54

Finding the Fourth Proportional to 126,874.04, 175,104.81 and 73,148.54

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Solution

The fourth proportional to 126,874.04, 175,104.81 and 73,148.54 is: 100,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,874.04 : 175,104.81 = 73,148.54 : x
  2. Step 2: Convert to fraction form
    126,874.04/175,104.81 = 73,148.54/x
  3. Step 3: Cross multiply
    126,874.04x = 175,104.81 × 73,148.54
  4. Step 4: Simplify right side
    126,874.04x = 12,808,660,322.95
  5. Step 5: Solve for x
    x = 12,808,660,322.95/126,874.04
  6. Step 6: Final answer
    x = 100,955.73

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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.