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Finding the Fourth Proportional to 271,280.88, 406,790.10 and 93,725.64

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Solution

The fourth proportional to 271,280.88, 406,790.10 and 93,725.64 is: 140,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,280.88 : 406,790.10 = 93,725.64 : x
  2. Step 2: Convert to fraction form
    271,280.88/406,790.10 = 93,725.64/x
  3. Step 3: Cross multiply
    271,280.88x = 406,790.10 × 93,725.64
  4. Step 4: Simplify right side
    271,280.88x = 38,126,662,468.16
  5. Step 5: Solve for x
    x = 38,126,662,468.16/271,280.88
  6. Step 6: Final answer
    x = 140,543.12

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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.