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Finding the Fourth Proportional to 173,353.56, 239,067.82 and 133,069.02

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Solution

The fourth proportional to 173,353.56, 239,067.82 and 133,069.02 is: 183,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,353.56 : 239,067.82 = 133,069.02 : x
  2. Step 2: Convert to fraction form
    173,353.56/239,067.82 = 133,069.02/x
  3. Step 3: Cross multiply
    173,353.56x = 239,067.82 × 133,069.02
  4. Step 4: Simplify right side
    173,353.56x = 31,812,520,520.94
  5. Step 5: Solve for x
    x = 31,812,520,520.94/173,353.56
  6. Step 6: Final answer
    x = 183,512.36

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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.