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Finding the Fourth Proportional to 53,093.56, 73,238.64 and 33,187

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Solution

The fourth proportional to 53,093.56, 73,238.64 and 33,187 is: 45,779.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,093.56 : 73,238.64 = 33,187 : x
  2. Step 2: Convert to fraction form
    53,093.56/73,238.64 = 33,187/x
  3. Step 3: Cross multiply
    53,093.56x = 73,238.64 × 33,187
  4. Step 4: Simplify right side
    53,093.56x = 2,430,570,745.68
  5. Step 5: Solve for x
    x = 2,430,570,745.68/53,093.56
  6. Step 6: Final answer
    x = 45,779.01

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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.