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Finding the Fourth Proportional to 45,852.60, 68,934.42 and 36,610.68

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Solution

The fourth proportional to 45,852.60, 68,934.42 and 36,610.68 is: 55,040.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,852.60 : 68,934.42 = 36,610.68 : x
  2. Step 2: Convert to fraction form
    45,852.60/68,934.42 = 36,610.68/x
  3. Step 3: Cross multiply
    45,852.60x = 68,934.42 × 36,610.68
  4. Step 4: Simplify right side
    45,852.60x = 2,523,735,991.61
  5. Step 5: Solve for x
    x = 2,523,735,991.61/45,852.60
  6. Step 6: Final answer
    x = 55,040.19

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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.