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Finding the Fourth Proportional to 241,461.90, 362,452.05 and 136,485.90

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Solution

The fourth proportional to 241,461.90, 362,452.05 and 136,485.90 is: 204,875.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,461.90 : 362,452.05 = 136,485.90 : x
  2. Step 2: Convert to fraction form
    241,461.90/362,452.05 = 136,485.90/x
  3. Step 3: Cross multiply
    241,461.90x = 362,452.05 × 136,485.90
  4. Step 4: Simplify right side
    241,461.90x = 49,469,594,251.10
  5. Step 5: Solve for x
    x = 49,469,594,251.10/241,461.90
  6. Step 6: Final answer
    x = 204,875.36

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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.