Home / 269,087.09-371,323.44-148,221.59

Finding the Fourth Proportional to 269,087.09, 371,323.44 and 148,221.59

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Solution

The fourth proportional to 269,087.09, 371,323.44 and 148,221.59 is: 204,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,087.09 : 371,323.44 = 148,221.59 : x
  2. Step 2: Convert to fraction form
    269,087.09/371,323.44 = 148,221.59/x
  3. Step 3: Cross multiply
    269,087.09x = 371,323.44 × 148,221.59
  4. Step 4: Simplify right side
    269,087.09x = 55,038,148,824.45
  5. Step 5: Solve for x
    x = 55,038,148,824.45/269,087.09
  6. Step 6: Final answer
    x = 204,536.57

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1.5x scale

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.