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Finding the Fourth Proportional to 271,168.26, 406,621.15 and 93,613.02

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Solution

The fourth proportional to 271,168.26, 406,621.15 and 93,613.02 is: 140,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,168.26 : 406,621.15 = 93,613.02 : x
  2. Step 2: Convert to fraction form
    271,168.26/406,621.15 = 93,613.02/x
  3. Step 3: Cross multiply
    271,168.26x = 406,621.15 × 93,613.02
  4. Step 4: Simplify right side
    271,168.26x = 38,065,033,847.37
  5. Step 5: Solve for x
    x = 38,065,033,847.37/271,168.26
  6. Step 6: Final answer
    x = 140,374.22

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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.