Home / 149,171.10-224,573.15-136,107.42

Finding the Fourth Proportional to 149,171.10, 224,573.15 and 136,107.42

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Solution

The fourth proportional to 149,171.10, 224,573.15 and 136,107.42 is: 204,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,171.10 : 224,573.15 = 136,107.42 : x
  2. Step 2: Convert to fraction form
    149,171.10/224,573.15 = 136,107.42/x
  3. Step 3: Cross multiply
    149,171.10x = 224,573.15 × 136,107.42
  4. Step 4: Simplify right side
    149,171.10x = 30,566,071,367.24
  5. Step 5: Solve for x
    x = 30,566,071,367.24/149,171.10
  6. Step 6: Final answer
    x = 204,906.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.