Home / 126,860.75-175,065.50-73,148.03

Finding the Fourth Proportional to 126,860.75, 175,065.50 and 73,148.03

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Solution

The fourth proportional to 126,860.75, 175,065.50 and 73,148.03 is: 100,942.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,860.75 : 175,065.50 = 73,148.03 : x
  2. Step 2: Convert to fraction form
    126,860.75/175,065.50 = 73,148.03/x
  3. Step 3: Cross multiply
    126,860.75x = 175,065.50 × 73,148.03
  4. Step 4: Simplify right side
    126,860.75x = 12,805,696,445.97
  5. Step 5: Solve for x
    x = 12,805,696,445.97/126,860.75
  6. Step 6: Final answer
    x = 100,942.94

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1.5x scale

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.