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Finding the Fourth Proportional to 61,755.83, 92,639.22 and 17,382.98

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Solution

The fourth proportional to 61,755.83, 92,639.22 and 17,382.98 is: 26,076.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,755.83 : 92,639.22 = 17,382.98 : x
  2. Step 2: Convert to fraction form
    61,755.83/92,639.22 = 17,382.98/x
  3. Step 3: Cross multiply
    61,755.83x = 92,639.22 × 17,382.98
  4. Step 4: Simplify right side
    61,755.83x = 1,610,345,245.28
  5. Step 5: Solve for x
    x = 1,610,345,245.28/61,755.83
  6. Step 6: Final answer
    x = 26,076.01

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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.