Home / 271,090.32-406,774.89-129,096.61

Finding the Fourth Proportional to 271,090.32, 406,774.89 and 129,096.61

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Solution

The fourth proportional to 271,090.32, 406,774.89 and 129,096.61 is: 193,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,090.32 : 406,774.89 = 129,096.61 : x
  2. Step 2: Convert to fraction form
    271,090.32/406,774.89 = 129,096.61/x
  3. Step 3: Cross multiply
    271,090.32x = 406,774.89 × 129,096.61
  4. Step 4: Simplify right side
    271,090.32x = 52,513,259,332.12
  5. Step 5: Solve for x
    x = 52,513,259,332.12/271,090.32
  6. Step 6: Final answer
    x = 193,711.30

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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.