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Finding the Fourth Proportional to 61,745.82, 92,618.79 and 14,998.69

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Solution

The fourth proportional to 61,745.82, 92,618.79 and 14,998.69 is: 22,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,745.82 : 92,618.79 = 14,998.69 : x
  2. Step 2: Convert to fraction form
    61,745.82/92,618.79 = 14,998.69/x
  3. Step 3: Cross multiply
    61,745.82x = 92,618.79 × 14,998.69
  4. Step 4: Simplify right side
    61,745.82x = 1,389,160,519.39
  5. Step 5: Solve for x
    x = 1,389,160,519.39/61,745.82
  6. Step 6: Final answer
    x = 22,498.05

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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.