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Finding the Fourth Proportional to 79,272, 118,880.48 and 23,096.96

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Solution

The fourth proportional to 79,272, 118,880.48 and 23,096.96 is: 34,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,272 : 118,880.48 = 23,096.96 : x
  2. Step 2: Convert to fraction form
    79,272/118,880.48 = 23,096.96/x
  3. Step 3: Cross multiply
    79,272x = 118,880.48 × 23,096.96
  4. Step 4: Simplify right side
    79,272x = 2,745,777,691.34
  5. Step 5: Solve for x
    x = 2,745,777,691.34/79,272
  6. Step 6: Final answer
    x = 34,637.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.