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Finding the Fourth Proportional to 133,340.77, 184,009.00 and 72,910.79

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Solution

The fourth proportional to 133,340.77, 184,009.00 and 72,910.79 is: 100,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,340.77 : 184,009.00 = 72,910.79 : x
  2. Step 2: Convert to fraction form
    133,340.77/184,009.00 = 72,910.79/x
  3. Step 3: Cross multiply
    133,340.77x = 184,009.00 × 72,910.79
  4. Step 4: Simplify right side
    133,340.77x = 13,416,240,272.51
  5. Step 5: Solve for x
    x = 13,416,240,272.51/133,340.77
  6. Step 6: Final answer
    x = 100,616.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.