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Finding the Fourth Proportional to 241,522.40, 362,629.20 and 136,546.40

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Solution

The fourth proportional to 241,522.40, 362,629.20 and 136,546.40 is: 205,014.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,522.40 : 362,629.20 = 136,546.40 : x
  2. Step 2: Convert to fraction form
    241,522.40/362,629.20 = 136,546.40/x
  3. Step 3: Cross multiply
    241,522.40x = 362,629.20 × 136,546.40
  4. Step 4: Simplify right side
    241,522.40x = 49,515,711,794.88
  5. Step 5: Solve for x
    x = 49,515,711,794.88/241,522.40
  6. Step 6: Final answer
    x = 205,014.99

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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.