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Finding the Fourth Proportional to 133,843.01, 184,788.42 and 119,477.66

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Solution

The fourth proportional to 133,843.01, 184,788.42 and 119,477.66 is: 164,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,843.01 : 184,788.42 = 119,477.66 : x
  2. Step 2: Convert to fraction form
    133,843.01/184,788.42 = 119,477.66/x
  3. Step 3: Cross multiply
    133,843.01x = 184,788.42 × 119,477.66
  4. Step 4: Simplify right side
    133,843.01x = 22,078,088,016.70
  5. Step 5: Solve for x
    x = 22,078,088,016.70/133,843.01
  6. Step 6: Final answer
    x = 164,955.11

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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.