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Finding the Fourth Proportional to 127,722, 191,671.02 and 44,616

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Solution

The fourth proportional to 127,722, 191,671.02 and 44,616 is: 66,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,722 : 191,671.02 = 44,616 : x
  2. Step 2: Convert to fraction form
    127,722/191,671.02 = 44,616/x
  3. Step 3: Cross multiply
    127,722x = 191,671.02 × 44,616
  4. Step 4: Simplify right side
    127,722x = 8,551,594,228.32
  5. Step 5: Solve for x
    x = 8,551,594,228.32/127,722
  6. Step 6: Final answer
    x = 66,954.75

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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.