Home / 276,631.20-414,946.80-158,533.20

Finding the Fourth Proportional to 276,631.20, 414,946.80 and 158,533.20

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Solution

The fourth proportional to 276,631.20, 414,946.80 and 158,533.20 is: 237,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,631.20 : 414,946.80 = 158,533.20 : x
  2. Step 2: Convert to fraction form
    276,631.20/414,946.80 = 158,533.20/x
  3. Step 3: Cross multiply
    276,631.20x = 414,946.80 × 158,533.20
  4. Step 4: Simplify right side
    276,631.20x = 65,782,844,033.76
  5. Step 5: Solve for x
    x = 65,782,844,033.76/276,631.20
  6. Step 6: Final answer
    x = 237,799.80

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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.