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Finding the Fourth Proportional to 184,718.78, 254,741.85 and 116,617.43

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Solution

The fourth proportional to 184,718.78, 254,741.85 and 116,617.43 is: 160,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,718.78 : 254,741.85 = 116,617.43 : x
  2. Step 2: Convert to fraction form
    184,718.78/254,741.85 = 116,617.43/x
  3. Step 3: Cross multiply
    184,718.78x = 254,741.85 × 116,617.43
  4. Step 4: Simplify right side
    184,718.78x = 29,707,339,860.45
  5. Step 5: Solve for x
    x = 29,707,339,860.45/184,718.78
  6. Step 6: Final answer
    x = 160,824.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.