Home / 269,247.31-371,561.29-148,388.60

Finding the Fourth Proportional to 269,247.31, 371,561.29 and 148,388.60

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Solution

The fourth proportional to 269,247.31, 371,561.29 and 148,388.60 is: 204,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,247.31 : 371,561.29 = 148,388.60 : x
  2. Step 2: Convert to fraction form
    269,247.31/371,561.29 = 148,388.60/x
  3. Step 3: Cross multiply
    269,247.31x = 371,561.29 × 148,388.60
  4. Step 4: Simplify right side
    269,247.31x = 55,135,457,408.52
  5. Step 5: Solve for x
    x = 55,135,457,408.52/269,247.31
  6. Step 6: Final answer
    x = 204,776.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.