Home / 201,828.20-302,742.30-182,145.20

Finding the Fourth Proportional to 201,828.20, 302,742.30 and 182,145.20

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Solution

The fourth proportional to 201,828.20, 302,742.30 and 182,145.20 is: 273,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,828.20 : 302,742.30 = 182,145.20 : x
  2. Step 2: Convert to fraction form
    201,828.20/302,742.30 = 182,145.20/x
  3. Step 3: Cross multiply
    201,828.20x = 302,742.30 × 182,145.20
  4. Step 4: Simplify right side
    201,828.20x = 55,143,056,781.96
  5. Step 5: Solve for x
    x = 55,143,056,781.96/201,828.20
  6. Step 6: Final answer
    x = 273,217.80

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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.