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Finding the Fourth Proportional to 173,136.75, 238,940.75 and 96,670.88

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Solution

The fourth proportional to 173,136.75, 238,940.75 and 96,670.88 is: 133,412.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,136.75 : 238,940.75 = 96,670.88 : x
  2. Step 2: Convert to fraction form
    173,136.75/238,940.75 = 96,670.88/x
  3. Step 3: Cross multiply
    173,136.75x = 238,940.75 × 96,670.88
  4. Step 4: Simplify right side
    173,136.75x = 23,098,610,892.30
  5. Step 5: Solve for x
    x = 23,098,610,892.30/173,136.75
  6. Step 6: Final answer
    x = 133,412.52

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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.