Home / 269,564.79-371,998.36-148,713.60

Finding the Fourth Proportional to 269,564.79, 371,998.36 and 148,713.60

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Solution

The fourth proportional to 269,564.79, 371,998.36 and 148,713.60 is: 205,224.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,564.79 : 371,998.36 = 148,713.60 : x
  2. Step 2: Convert to fraction form
    269,564.79/371,998.36 = 148,713.60/x
  3. Step 3: Cross multiply
    269,564.79x = 371,998.36 × 148,713.60
  4. Step 4: Simplify right side
    269,564.79x = 55,321,215,309.70
  5. Step 5: Solve for x
    x = 55,321,215,309.70/269,564.79
  6. Step 6: Final answer
    x = 205,224.19

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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.