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Finding the Fourth Proportional to 214,458.78, 295,759.38 and 133,893.72

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Solution

The fourth proportional to 214,458.78, 295,759.38 and 133,893.72 is: 184,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,458.78 : 295,759.38 = 133,893.72 : x
  2. Step 2: Convert to fraction form
    214,458.78/295,759.38 = 133,893.72/x
  3. Step 3: Cross multiply
    214,458.78x = 295,759.38 × 133,893.72
  4. Step 4: Simplify right side
    214,458.78x = 39,600,323,613.09
  5. Step 5: Solve for x
    x = 39,600,323,613.09/214,458.78
  6. Step 6: Final answer
    x = 184,652.38

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1.5x scale

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.