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Finding the Fourth Proportional to 343,073.97, 514,611 and 93,755.97

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Solution

The fourth proportional to 343,073.97, 514,611 and 93,755.97 is: 140,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,073.97 : 514,611 = 93,755.97 : x
  2. Step 2: Convert to fraction form
    343,073.97/514,611 = 93,755.97/x
  3. Step 3: Cross multiply
    343,073.97x = 514,611 × 93,755.97
  4. Step 4: Simplify right side
    343,073.97x = 48,247,853,477.67
  5. Step 5: Solve for x
    x = 48,247,853,477.67/343,073.97
  6. Step 6: Final answer
    x = 140,633.97

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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.