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Finding the Fourth Proportional to 136,352.26, 204,604.56 and 79,492.24

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Solution

The fourth proportional to 136,352.26, 204,604.56 and 79,492.24 is: 119,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,352.26 : 204,604.56 = 79,492.24 : x
  2. Step 2: Convert to fraction form
    136,352.26/204,604.56 = 79,492.24/x
  3. Step 3: Cross multiply
    136,352.26x = 204,604.56 × 79,492.24
  4. Step 4: Simplify right side
    136,352.26x = 16,264,474,788.61
  5. Step 5: Solve for x
    x = 16,264,474,788.61/136,352.26
  6. Step 6: Final answer
    x = 119,282.77

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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.