Home / 122,741.33-184,203.25-91,224.77

Finding the Fourth Proportional to 122,741.33, 184,203.25 and 91,224.77

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Solution

The fourth proportional to 122,741.33, 184,203.25 and 91,224.77 is: 136,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,741.33 : 184,203.25 = 91,224.77 : x
  2. Step 2: Convert to fraction form
    122,741.33/184,203.25 = 91,224.77/x
  3. Step 3: Cross multiply
    122,741.33x = 184,203.25 × 91,224.77
  4. Step 4: Simplify right side
    122,741.33x = 16,803,897,965.42
  5. Step 5: Solve for x
    x = 16,803,897,965.42/122,741.33
  6. Step 6: Final answer
    x = 136,904.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.