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Finding the Fourth Proportional to 55,758.01, 76,940.94 and 33,093.10

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Solution

The fourth proportional to 55,758.01, 76,940.94 and 33,093.10 is: 45,665.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,758.01 : 76,940.94 = 33,093.10 : x
  2. Step 2: Convert to fraction form
    55,758.01/76,940.94 = 33,093.10/x
  3. Step 3: Cross multiply
    55,758.01x = 76,940.94 × 33,093.10
  4. Step 4: Simplify right side
    55,758.01x = 2,546,214,221.51
  5. Step 5: Solve for x
    x = 2,546,214,221.51/55,758.01
  6. Step 6: Final answer
    x = 45,665.44

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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.