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Finding the Fourth Proportional to 192,617.40, 288,956.88 and 59,466.36

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Solution

The fourth proportional to 192,617.40, 288,956.88 and 59,466.36 is: 89,209.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,617.40 : 288,956.88 = 59,466.36 : x
  2. Step 2: Convert to fraction form
    192,617.40/288,956.88 = 59,466.36/x
  3. Step 3: Cross multiply
    192,617.40x = 288,956.88 × 59,466.36
  4. Step 4: Simplify right side
    192,617.40x = 17,183,213,850.56
  5. Step 5: Solve for x
    x = 17,183,213,850.56/192,617.40
  6. Step 6: Final answer
    x = 89,209.04

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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.