Home / 269,919.54-372,492.57-149,060.45

Finding the Fourth Proportional to 269,919.54, 372,492.57 and 149,060.45

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Solution

The fourth proportional to 269,919.54, 372,492.57 and 149,060.45 is: 205,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,919.54 : 372,492.57 = 149,060.45 : x
  2. Step 2: Convert to fraction form
    269,919.54/372,492.57 = 149,060.45/x
  3. Step 3: Cross multiply
    269,919.54x = 372,492.57 × 149,060.45
  4. Step 4: Simplify right side
    269,919.54x = 55,523,911,596.06
  5. Step 5: Solve for x
    x = 55,523,911,596.06/269,919.54
  6. Step 6: Final answer
    x = 205,705.42

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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.