Home / 133,542.20-184,290.39-73,111.82

Finding the Fourth Proportional to 133,542.20, 184,290.39 and 73,111.82

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Solution

The fourth proportional to 133,542.20, 184,290.39 and 73,111.82 is: 100,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,542.20 : 184,290.39 = 73,111.82 : x
  2. Step 2: Convert to fraction form
    133,542.20/184,290.39 = 73,111.82/x
  3. Step 3: Cross multiply
    133,542.20x = 184,290.39 × 73,111.82
  4. Step 4: Simplify right side
    133,542.20x = 13,473,804,899.96
  5. Step 5: Solve for x
    x = 13,473,804,899.96/133,542.20
  6. Step 6: Final answer
    x = 100,895.48

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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.