Home / 133,530.84-184,272.54-73,101.29

Finding the Fourth Proportional to 133,530.84, 184,272.54 and 73,101.29

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Solution

The fourth proportional to 133,530.84, 184,272.54 and 73,101.29 is: 100,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,530.84 : 184,272.54 = 73,101.29 : x
  2. Step 2: Convert to fraction form
    133,530.84/184,272.54 = 73,101.29/x
  3. Step 3: Cross multiply
    133,530.84x = 184,272.54 × 73,101.29
  4. Step 4: Simplify right side
    133,530.84x = 13,470,560,385.58
  5. Step 5: Solve for x
    x = 13,470,560,385.58/133,530.84
  6. Step 6: Final answer
    x = 100,879.77

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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.