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Finding the Fourth Proportional to 61,567.80, 84,958.44 and 34,716.96

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Solution

The fourth proportional to 61,567.80, 84,958.44 and 34,716.96 is: 47,906.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,567.80 : 84,958.44 = 34,716.96 : x
  2. Step 2: Convert to fraction form
    61,567.80/84,958.44 = 34,716.96/x
  3. Step 3: Cross multiply
    61,567.80x = 84,958.44 × 34,716.96
  4. Step 4: Simplify right side
    61,567.80x = 2,949,498,763.14
  5. Step 5: Solve for x
    x = 2,949,498,763.14/61,567.80
  6. Step 6: Final answer
    x = 47,906.52

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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.