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Finding the Fourth Proportional to 59,354.88, 81,914.88 and 34,212.48

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Solution

The fourth proportional to 59,354.88, 81,914.88 and 34,212.48 is: 47,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,354.88 : 81,914.88 = 34,212.48 : x
  2. Step 2: Convert to fraction form
    59,354.88/81,914.88 = 34,212.48/x
  3. Step 3: Cross multiply
    59,354.88x = 81,914.88 × 34,212.48
  4. Step 4: Simplify right side
    59,354.88x = 2,802,511,193.70
  5. Step 5: Solve for x
    x = 2,802,511,193.70/59,354.88
  6. Step 6: Final answer
    x = 47,216.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.