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Finding the Fourth Proportional to 184,052.75, 276,143.93 and 90,624.11

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Solution

The fourth proportional to 184,052.75, 276,143.93 and 90,624.11 is: 135,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,052.75 : 276,143.93 = 90,624.11 : x
  2. Step 2: Convert to fraction form
    184,052.75/276,143.93 = 90,624.11/x
  3. Step 3: Cross multiply
    184,052.75x = 276,143.93 × 90,624.11
  4. Step 4: Simplify right side
    184,052.75x = 25,025,297,435.03
  5. Step 5: Solve for x
    x = 25,025,297,435.03/184,052.75
  6. Step 6: Final answer
    x = 135,968.07

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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.