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Finding the Fourth Proportional to 61,709.39, 92,296.81 and 36,348.45

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Solution

The fourth proportional to 61,709.39, 92,296.81 and 36,348.45 is: 54,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,709.39 : 92,296.81 = 36,348.45 : x
  2. Step 2: Convert to fraction form
    61,709.39/92,296.81 = 36,348.45/x
  3. Step 3: Cross multiply
    61,709.39x = 92,296.81 × 36,348.45
  4. Step 4: Simplify right side
    61,709.39x = 3,354,846,241.28
  5. Step 5: Solve for x
    x = 3,354,846,241.28/61,709.39
  6. Step 6: Final answer
    x = 54,365.24

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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.