Home / 269,774.48-372,288.86-148,915.85

Finding the Fourth Proportional to 269,774.48, 372,288.86 and 148,915.85

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Solution

The fourth proportional to 269,774.48, 372,288.86 and 148,915.85 is: 205,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,774.48 : 372,288.86 = 148,915.85 : x
  2. Step 2: Convert to fraction form
    269,774.48/372,288.86 = 148,915.85/x
  3. Step 3: Cross multiply
    269,774.48x = 372,288.86 × 148,915.85
  4. Step 4: Simplify right side
    269,774.48x = 55,439,709,426.41
  5. Step 5: Solve for x
    x = 55,439,709,426.41/269,774.48
  6. Step 6: Final answer
    x = 205,503.91

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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.