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Finding the Fourth Proportional to 61,651.73, 92,421 and 22,199.27

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Solution

The fourth proportional to 61,651.73, 92,421 and 22,199.27 is: 33,278.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,651.73 : 92,421 = 22,199.27 : x
  2. Step 2: Convert to fraction form
    61,651.73/92,421 = 22,199.27/x
  3. Step 3: Cross multiply
    61,651.73x = 92,421 × 22,199.27
  4. Step 4: Simplify right side
    61,651.73x = 2,051,678,270.57
  5. Step 5: Solve for x
    x = 2,051,678,270.57/61,651.73
  6. Step 6: Final answer
    x = 33,278.52

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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.