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Finding the Fourth Proportional to 61,379.60, 92,069.40 and 33,852.56

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Solution

The fourth proportional to 61,379.60, 92,069.40 and 33,852.56 is: 50,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,379.60 : 92,069.40 = 33,852.56 : x
  2. Step 2: Convert to fraction form
    61,379.60/92,069.40 = 33,852.56/x
  3. Step 3: Cross multiply
    61,379.60x = 92,069.40 × 33,852.56
  4. Step 4: Simplify right side
    61,379.60x = 3,116,784,887.66
  5. Step 5: Solve for x
    x = 3,116,784,887.66/61,379.60
  6. Step 6: Final answer
    x = 50,778.84

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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.