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Finding the Fourth Proportional to 61,193.40, 91,673.08 and 41,374.68

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Solution

The fourth proportional to 61,193.40, 91,673.08 and 41,374.68 is: 61,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,193.40 : 91,673.08 = 41,374.68 : x
  2. Step 2: Convert to fraction form
    61,193.40/91,673.08 = 41,374.68/x
  3. Step 3: Cross multiply
    61,193.40x = 91,673.08 × 41,374.68
  4. Step 4: Simplify right side
    61,193.40x = 3,792,944,349.61
  5. Step 5: Solve for x
    x = 3,792,944,349.61/61,193.40
  6. Step 6: Final answer
    x = 61,982.90

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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.