Home / 271,331.28-406,767.12-102,758.64

Finding the Fourth Proportional to 271,331.28, 406,767.12 and 102,758.64

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Solution

The fourth proportional to 271,331.28, 406,767.12 and 102,758.64 is: 154,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,331.28 : 406,767.12 = 102,758.64 : x
  2. Step 2: Convert to fraction form
    271,331.28/406,767.12 = 102,758.64/x
  3. Step 3: Cross multiply
    271,331.28x = 406,767.12 × 102,758.64
  4. Step 4: Simplify right side
    271,331.28x = 41,798,836,047.92
  5. Step 5: Solve for x
    x = 41,798,836,047.92/271,331.28
  6. Step 6: Final answer
    x = 154,050.93

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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.