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Finding the Fourth Proportional to 173,103.89, 238,882.49 and 96,618.58

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Solution

The fourth proportional to 173,103.89, 238,882.49 and 96,618.58 is: 133,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,103.89 : 238,882.49 = 96,618.58 : x
  2. Step 2: Convert to fraction form
    173,103.89/238,882.49 = 96,618.58/x
  3. Step 3: Cross multiply
    173,103.89x = 238,882.49 × 96,618.58
  4. Step 4: Simplify right side
    173,103.89x = 23,080,485,293.16
  5. Step 5: Solve for x
    x = 23,080,485,293.16/173,103.89
  6. Step 6: Final answer
    x = 133,333.14

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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.