Home / 274,717.28-379,066.54-160,014.80

Finding the Fourth Proportional to 274,717.28, 379,066.54 and 160,014.80

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Solution

The fourth proportional to 274,717.28, 379,066.54 and 160,014.80 is: 220,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,717.28 : 379,066.54 = 160,014.80 : x
  2. Step 2: Convert to fraction form
    274,717.28/379,066.54 = 160,014.80/x
  3. Step 3: Cross multiply
    274,717.28x = 379,066.54 × 160,014.80
  4. Step 4: Simplify right side
    274,717.28x = 60,656,256,584.79
  5. Step 5: Solve for x
    x = 60,656,256,584.79/274,717.28
  6. Step 6: Final answer
    x = 220,795.20

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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.