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Finding the Fourth Proportional to 108,840.29, 163,254.68 and 33,951.86

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Solution

The fourth proportional to 108,840.29, 163,254.68 and 33,951.86 is: 50,925.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,840.29 : 163,254.68 = 33,951.86 : x
  2. Step 2: Convert to fraction form
    108,840.29/163,254.68 = 33,951.86/x
  3. Step 3: Cross multiply
    108,840.29x = 163,254.68 × 33,951.86
  4. Step 4: Simplify right side
    108,840.29x = 5,542,799,745.45
  5. Step 5: Solve for x
    x = 5,542,799,745.45/108,840.29
  6. Step 6: Final answer
    x = 50,925.99

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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.