Home / 133,930.73-184,804.88-80,204.38

Finding the Fourth Proportional to 133,930.73, 184,804.88 and 80,204.38

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Solution

The fourth proportional to 133,930.73, 184,804.88 and 80,204.38 is: 110,670.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,930.73 : 184,804.88 = 80,204.38 : x
  2. Step 2: Convert to fraction form
    133,930.73/184,804.88 = 80,204.38/x
  3. Step 3: Cross multiply
    133,930.73x = 184,804.88 × 80,204.38
  4. Step 4: Simplify right side
    133,930.73x = 14,822,159,958.34
  5. Step 5: Solve for x
    x = 14,822,159,958.34/133,930.73
  6. Step 6: Final answer
    x = 110,670.34

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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.