Home / 112,121.55-168,153.63-33,217.33

Finding the Fourth Proportional to 112,121.55, 168,153.63 and 33,217.33

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Solution

The fourth proportional to 112,121.55, 168,153.63 and 33,217.33 is: 49,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,121.55 : 168,153.63 = 33,217.33 : x
  2. Step 2: Convert to fraction form
    112,121.55/168,153.63 = 33,217.33/x
  3. Step 3: Cross multiply
    112,121.55x = 168,153.63 × 33,217.33
  4. Step 4: Simplify right side
    112,121.55x = 5,585,614,618.41
  5. Step 5: Solve for x
    x = 5,585,614,618.41/112,121.55
  6. Step 6: Final answer
    x = 49,817.49

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1.5x scale

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.