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Finding the Fourth Proportional to 61,650.51, 92,419.74 and 22,198.65

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Solution

The fourth proportional to 61,650.51, 92,419.74 and 22,198.65 is: 33,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,650.51 : 92,419.74 = 22,198.65 : x
  2. Step 2: Convert to fraction form
    61,650.51/92,419.74 = 22,198.65/x
  3. Step 3: Cross multiply
    61,650.51x = 92,419.74 × 22,198.65
  4. Step 4: Simplify right side
    61,650.51x = 2,051,593,461.35
  5. Step 5: Solve for x
    x = 2,051,593,461.35/61,650.51
  6. Step 6: Final answer
    x = 33,277.80

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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.