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Finding the Fourth Proportional to 61,352.22, 92,028.26 and 19,799.22

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Solution

The fourth proportional to 61,352.22, 92,028.26 and 19,799.22 is: 29,698.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,352.22 : 92,028.26 = 19,799.22 : x
  2. Step 2: Convert to fraction form
    61,352.22/92,028.26 = 19,799.22/x
  3. Step 3: Cross multiply
    61,352.22x = 92,028.26 × 19,799.22
  4. Step 4: Simplify right side
    61,352.22x = 1,822,087,765.96
  5. Step 5: Solve for x
    x = 1,822,087,765.96/61,352.22
  6. Step 6: Final answer
    x = 29,698.81

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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.