Home / 274,710.27-379,056.87-160,007.79

Finding the Fourth Proportional to 274,710.27, 379,056.87 and 160,007.79

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Solution

The fourth proportional to 274,710.27, 379,056.87 and 160,007.79 is: 220,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,710.27 : 379,056.87 = 160,007.79 : x
  2. Step 2: Convert to fraction form
    274,710.27/379,056.87 = 160,007.79/x
  3. Step 3: Cross multiply
    274,710.27x = 379,056.87 × 160,007.79
  4. Step 4: Simplify right side
    274,710.27x = 60,652,052,053.02
  5. Step 5: Solve for x
    x = 60,652,052,053.02/274,710.27
  6. Step 6: Final answer
    x = 220,785.53

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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.