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Finding the Fourth Proportional to 133,336.77, 184,003.49 and 72,906.77

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Solution

The fourth proportional to 133,336.77, 184,003.49 and 72,906.77 is: 100,610.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,336.77 : 184,003.49 = 72,906.77 : x
  2. Step 2: Convert to fraction form
    133,336.77/184,003.49 = 72,906.77/x
  3. Step 3: Cross multiply
    133,336.77x = 184,003.49 × 72,906.77
  4. Step 4: Simplify right side
    133,336.77x = 13,415,100,124.63
  5. Step 5: Solve for x
    x = 13,415,100,124.63/133,336.77
  6. Step 6: Final answer
    x = 100,610.66

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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.