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Finding the Fourth Proportional to 61,755.67, 92,633.51 and 22,311.91

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Solution

The fourth proportional to 61,755.67, 92,633.51 and 22,311.91 is: 33,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,755.67 : 92,633.51 = 22,311.91 : x
  2. Step 2: Convert to fraction form
    61,755.67/92,633.51 = 22,311.91/x
  3. Step 3: Cross multiply
    61,755.67x = 92,633.51 × 22,311.91
  4. Step 4: Simplify right side
    61,755.67x = 2,066,830,538.10
  5. Step 5: Solve for x
    x = 2,066,830,538.10/61,755.67
  6. Step 6: Final answer
    x = 33,467.87

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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.