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Finding the Fourth Proportional to 61,607.67, 92,397.89 and 17,222.49

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Solution

The fourth proportional to 61,607.67, 92,397.89 and 17,222.49 is: 25,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,607.67 : 92,397.89 = 17,222.49 : x
  2. Step 2: Convert to fraction form
    61,607.67/92,397.89 = 17,222.49/x
  3. Step 3: Cross multiply
    61,607.67x = 92,397.89 × 17,222.49
  4. Step 4: Simplify right side
    61,607.67x = 1,591,321,650.43
  5. Step 5: Solve for x
    x = 1,591,321,650.43/61,607.67
  6. Step 6: Final answer
    x = 25,829.93

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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.