Home / 201,976.20-302,964.30-170,872.20

Finding the Fourth Proportional to 201,976.20, 302,964.30 and 170,872.20

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Solution

The fourth proportional to 201,976.20, 302,964.30 and 170,872.20 is: 256,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,976.20 : 302,964.30 = 170,872.20 : x
  2. Step 2: Convert to fraction form
    201,976.20/302,964.30 = 170,872.20/x
  3. Step 3: Cross multiply
    201,976.20x = 302,964.30 × 170,872.20
  4. Step 4: Simplify right side
    201,976.20x = 51,768,176,462.46
  5. Step 5: Solve for x
    x = 51,768,176,462.46/201,976.20
  6. Step 6: Final answer
    x = 256,308.30

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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.