Home / 271,555.28-374,758.20-180,765.20

Finding the Fourth Proportional to 271,555.28, 374,758.20 and 180,765.20

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Solution

The fourth proportional to 271,555.28, 374,758.20 and 180,765.20 is: 249,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,555.28 : 374,758.20 = 180,765.20 : x
  2. Step 2: Convert to fraction form
    271,555.28/374,758.20 = 180,765.20/x
  3. Step 3: Cross multiply
    271,555.28x = 374,758.20 × 180,765.20
  4. Step 4: Simplify right side
    271,555.28x = 67,743,240,974.64
  5. Step 5: Solve for x
    x = 67,743,240,974.64/271,555.28
  6. Step 6: Final answer
    x = 249,463.91

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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.