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Finding the Fourth Proportional to 184,315.64, 276,629.04 and 127,356.44

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Solution

The fourth proportional to 184,315.64, 276,629.04 and 127,356.44 is: 191,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,315.64 : 276,629.04 = 127,356.44 : x
  2. Step 2: Convert to fraction form
    184,315.64/276,629.04 = 127,356.44/x
  3. Step 3: Cross multiply
    184,315.64x = 276,629.04 × 127,356.44
  4. Step 4: Simplify right side
    184,315.64x = 35,230,489,735.02
  5. Step 5: Solve for x
    x = 35,230,489,735.02/184,315.64
  6. Step 6: Final answer
    x = 191,142.16

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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.