Home / 269,212.48-371,515.71-148,358.10

Finding the Fourth Proportional to 269,212.48, 371,515.71 and 148,358.10

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Solution

The fourth proportional to 269,212.48, 371,515.71 and 148,358.10 is: 204,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,212.48 : 371,515.71 = 148,358.10 : x
  2. Step 2: Convert to fraction form
    269,212.48/371,515.71 = 148,358.10/x
  3. Step 3: Cross multiply
    269,212.48x = 371,515.71 × 148,358.10
  4. Step 4: Simplify right side
    269,212.48x = 55,117,365,412.09
  5. Step 5: Solve for x
    x = 55,117,365,412.09/269,212.48
  6. Step 6: Final answer
    x = 204,735.55

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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.