Home / 276,844.52-414,942.80-127,099.28

Finding the Fourth Proportional to 276,844.52, 414,942.80 and 127,099.28

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Solution

The fourth proportional to 276,844.52, 414,942.80 and 127,099.28 is: 190,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,844.52 : 414,942.80 = 127,099.28 : x
  2. Step 2: Convert to fraction form
    276,844.52/414,942.80 = 127,099.28/x
  3. Step 3: Cross multiply
    276,844.52x = 414,942.80 × 127,099.28
  4. Step 4: Simplify right side
    276,844.52x = 52,738,931,121.18
  5. Step 5: Solve for x
    x = 52,738,931,121.18/276,844.52
  6. Step 6: Final answer
    x = 190,500.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.