Home / 133,629.97-184,412.34-76,268.14

Finding the Fourth Proportional to 133,629.97, 184,412.34 and 76,268.14

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Solution

The fourth proportional to 133,629.97, 184,412.34 and 76,268.14 is: 105,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,629.97 : 184,412.34 = 76,268.14 : x
  2. Step 2: Convert to fraction form
    133,629.97/184,412.34 = 76,268.14/x
  3. Step 3: Cross multiply
    133,629.97x = 184,412.34 × 76,268.14
  4. Step 4: Simplify right side
    133,629.97x = 14,064,786,164.85
  5. Step 5: Solve for x
    x = 14,064,786,164.85/133,629.97
  6. Step 6: Final answer
    x = 105,251.73

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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.