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Finding the Fourth Proportional to 182,440.20, 273,004.20 and 123,391.20

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Solution

The fourth proportional to 182,440.20, 273,004.20 and 123,391.20 is: 184,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,440.20 : 273,004.20 = 123,391.20 : x
  2. Step 2: Convert to fraction form
    182,440.20/273,004.20 = 123,391.20/x
  3. Step 3: Cross multiply
    182,440.20x = 273,004.20 × 123,391.20
  4. Step 4: Simplify right side
    182,440.20x = 33,686,315,843.04
  5. Step 5: Solve for x
    x = 33,686,315,843.04/182,440.20
  6. Step 6: Final answer
    x = 184,643.05

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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.