Home / 271,984.64-407,685.28-131,550.08

Finding the Fourth Proportional to 271,984.64, 407,685.28 and 131,550.08

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Solution

The fourth proportional to 271,984.64, 407,685.28 and 131,550.08 is: 197,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,984.64 : 407,685.28 = 131,550.08 : x
  2. Step 2: Convert to fraction form
    271,984.64/407,685.28 = 131,550.08/x
  3. Step 3: Cross multiply
    271,984.64x = 407,685.28 × 131,550.08
  4. Step 4: Simplify right side
    271,984.64x = 53,631,031,198.82
  5. Step 5: Solve for x
    x = 53,631,031,198.82/271,984.64
  6. Step 6: Final answer
    x = 197,184.04

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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.