Home / 151,072.20-226,640.70-45,901.80

Finding the Fourth Proportional to 151,072.20, 226,640.70 and 45,901.80

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Solution

The fourth proportional to 151,072.20, 226,640.70 and 45,901.80 is: 68,862.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,072.20 : 226,640.70 = 45,901.80 : x
  2. Step 2: Convert to fraction form
    151,072.20/226,640.70 = 45,901.80/x
  3. Step 3: Cross multiply
    151,072.20x = 226,640.70 × 45,901.80
  4. Step 4: Simplify right side
    151,072.20x = 10,403,216,083.26
  5. Step 5: Solve for x
    x = 10,403,216,083.26/151,072.20
  6. Step 6: Final answer
    x = 68,862.54

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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.