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Finding the Fourth Proportional to 184,806.40, 276,626.40 and 178,974.40

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Solution

The fourth proportional to 184,806.40, 276,626.40 and 178,974.40 is: 267,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,806.40 : 276,626.40 = 178,974.40 : x
  2. Step 2: Convert to fraction form
    184,806.40/276,626.40 = 178,974.40/x
  3. Step 3: Cross multiply
    184,806.40x = 276,626.40 × 178,974.40
  4. Step 4: Simplify right side
    184,806.40x = 49,509,043,964.16
  5. Step 5: Solve for x
    x = 49,509,043,964.16/184,806.40
  6. Step 6: Final answer
    x = 267,896.80

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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.