Home / 274,716.28-379,065.16-160,013.80

Finding the Fourth Proportional to 274,716.28, 379,065.16 and 160,013.80

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Solution

The fourth proportional to 274,716.28, 379,065.16 and 160,013.80 is: 220,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,716.28 : 379,065.16 = 160,013.80 : x
  2. Step 2: Convert to fraction form
    274,716.28/379,065.16 = 160,013.80/x
  3. Step 3: Cross multiply
    274,716.28x = 379,065.16 × 160,013.80
  4. Step 4: Simplify right side
    274,716.28x = 60,655,656,699.21
  5. Step 5: Solve for x
    x = 60,655,656,699.21/274,716.28
  6. Step 6: Final answer
    x = 220,793.82

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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.