Home / 271,330.60-406,880.70-131,132.20

Finding the Fourth Proportional to 271,330.60, 406,880.70 and 131,132.20

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Solution

The fourth proportional to 271,330.60, 406,880.70 and 131,132.20 is: 196,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,330.60 : 406,880.70 = 131,132.20 : x
  2. Step 2: Convert to fraction form
    271,330.60/406,880.70 = 131,132.20/x
  3. Step 3: Cross multiply
    271,330.60x = 406,880.70 × 131,132.20
  4. Step 4: Simplify right side
    271,330.60x = 53,355,161,328.54
  5. Step 5: Solve for x
    x = 53,355,161,328.54/271,330.60
  6. Step 6: Final answer
    x = 196,642.62

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1.5x scale

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.