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Finding the Fourth Proportional to 366,071.22, 548,978.09 and 109,827.36

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Solution

The fourth proportional to 366,071.22, 548,978.09 and 109,827.36 is: 164,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,071.22 : 548,978.09 = 109,827.36 : x
  2. Step 2: Convert to fraction form
    366,071.22/548,978.09 = 109,827.36/x
  3. Step 3: Cross multiply
    366,071.22x = 548,978.09 × 109,827.36
  4. Step 4: Simplify right side
    366,071.22x = 60,292,813,773.41
  5. Step 5: Solve for x
    x = 60,292,813,773.41/366,071.22
  6. Step 6: Final answer
    x = 164,702.41

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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.