Home / 271,145.12-374,136.30-169,154.37

Finding the Fourth Proportional to 271,145.12, 374,136.30 and 169,154.37

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Solution

The fourth proportional to 271,145.12, 374,136.30 and 169,154.37 is: 233,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,145.12 : 374,136.30 = 169,154.37 : x
  2. Step 2: Convert to fraction form
    271,145.12/374,136.30 = 169,154.37/x
  3. Step 3: Cross multiply
    271,145.12x = 374,136.30 × 169,154.37
  4. Step 4: Simplify right side
    271,145.12x = 63,286,790,120.63
  5. Step 5: Solve for x
    x = 63,286,790,120.63/271,145.12
  6. Step 6: Final answer
    x = 233,405.61

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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.