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Finding the Fourth Proportional to 62,138.92, 85,751.58 and 33,844.54

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Solution

The fourth proportional to 62,138.92, 85,751.58 and 33,844.54 is: 46,705.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,138.92 : 85,751.58 = 33,844.54 : x
  2. Step 2: Convert to fraction form
    62,138.92/85,751.58 = 33,844.54/x
  3. Step 3: Cross multiply
    62,138.92x = 85,751.58 × 33,844.54
  4. Step 4: Simplify right side
    62,138.92x = 2,902,222,779.37
  5. Step 5: Solve for x
    x = 2,902,222,779.37/62,138.92
  6. Step 6: Final answer
    x = 46,705.39

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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.