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Finding the Fourth Proportional to 271,352.22, 407,047.77 and 71,670.62

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Solution

The fourth proportional to 271,352.22, 407,047.77 and 71,670.62 is: 107,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,352.22 : 407,047.77 = 71,670.62 : x
  2. Step 2: Convert to fraction form
    271,352.22/407,047.77 = 71,670.62/x
  3. Step 3: Cross multiply
    271,352.22x = 407,047.77 × 71,670.62
  4. Step 4: Simplify right side
    271,352.22x = 29,173,364,010.28
  5. Step 5: Solve for x
    x = 29,173,364,010.28/271,352.22
  6. Step 6: Final answer
    x = 107,511.06

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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.