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Finding the Fourth Proportional to 173,227.75, 239,055.02 and 93,739.75

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Solution

The fourth proportional to 173,227.75, 239,055.02 and 93,739.75 is: 129,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,227.75 : 239,055.02 = 93,739.75 : x
  2. Step 2: Convert to fraction form
    173,227.75/239,055.02 = 93,739.75/x
  3. Step 3: Cross multiply
    173,227.75x = 239,055.02 × 93,739.75
  4. Step 4: Simplify right side
    173,227.75x = 22,408,957,811.05
  5. Step 5: Solve for x
    x = 22,408,957,811.05/173,227.75
  6. Step 6: Final answer
    x = 129,361.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.