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Finding the Fourth Proportional to 173,227.88, 239,055.20 and 93,739.88

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Solution

The fourth proportional to 173,227.88, 239,055.20 and 93,739.88 is: 129,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,227.88 : 239,055.20 = 93,739.88 : x
  2. Step 2: Convert to fraction form
    173,227.88/239,055.20 = 93,739.88/x
  3. Step 3: Cross multiply
    173,227.88x = 239,055.20 × 93,739.88
  4. Step 4: Simplify right side
    173,227.88x = 22,409,004,097.40
  5. Step 5: Solve for x
    x = 22,409,004,097.40/173,227.88
  6. Step 6: Final answer
    x = 129,361.42

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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.