Home / 150,945.40-226,418.10-136,948.60

Finding the Fourth Proportional to 150,945.40, 226,418.10 and 136,948.60

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Solution

The fourth proportional to 150,945.40, 226,418.10 and 136,948.60 is: 205,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,945.40 : 226,418.10 = 136,948.60 : x
  2. Step 2: Convert to fraction form
    150,945.40/226,418.10 = 136,948.60/x
  3. Step 3: Cross multiply
    150,945.40x = 226,418.10 × 136,948.60
  4. Step 4: Simplify right side
    150,945.40x = 31,007,641,809.66
  5. Step 5: Solve for x
    x = 31,007,641,809.66/150,945.40
  6. Step 6: Final answer
    x = 205,422.90

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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.