Home / 201,141.20-301,839.04-112,452.88

Finding the Fourth Proportional to 201,141.20, 301,839.04 and 112,452.88

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Solution

The fourth proportional to 201,141.20, 301,839.04 and 112,452.88 is: 168,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,141.20 : 301,839.04 = 112,452.88 : x
  2. Step 2: Convert to fraction form
    201,141.20/301,839.04 = 112,452.88/x
  3. Step 3: Cross multiply
    201,141.20x = 301,839.04 × 112,452.88
  4. Step 4: Simplify right side
    201,141.20x = 33,942,669,344.44
  5. Step 5: Solve for x
    x = 33,942,669,344.44/201,141.20
  6. Step 6: Final answer
    x = 168,750.46

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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.