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Finding the Fourth Proportional to 184,418.10, 276,627.15 and 164,718.90

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Solution

The fourth proportional to 184,418.10, 276,627.15 and 164,718.90 is: 247,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,418.10 : 276,627.15 = 164,718.90 : x
  2. Step 2: Convert to fraction form
    184,418.10/276,627.15 = 164,718.90/x
  3. Step 3: Cross multiply
    184,418.10x = 276,627.15 × 164,718.90
  4. Step 4: Simplify right side
    184,418.10x = 45,565,719,858.14
  5. Step 5: Solve for x
    x = 45,565,719,858.14/184,418.10
  6. Step 6: Final answer
    x = 247,078.35

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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.