Home / 269,774.22-372,288.50-148,915.60

Finding the Fourth Proportional to 269,774.22, 372,288.50 and 148,915.60

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Solution

The fourth proportional to 269,774.22, 372,288.50 and 148,915.60 is: 205,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,774.22 : 372,288.50 = 148,915.60 : x
  2. Step 2: Convert to fraction form
    269,774.22/372,288.50 = 148,915.60/x
  3. Step 3: Cross multiply
    269,774.22x = 372,288.50 × 148,915.60
  4. Step 4: Simplify right side
    269,774.22x = 55,439,565,350.60
  5. Step 5: Solve for x
    x = 55,439,565,350.60/269,774.22
  6. Step 6: Final answer
    x = 205,503.57

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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.