Home / 133,922.12-184,766.75-76,520.26

Finding the Fourth Proportional to 133,922.12, 184,766.75 and 76,520.26

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Solution

The fourth proportional to 133,922.12, 184,766.75 and 76,520.26 is: 105,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,922.12 : 184,766.75 = 76,520.26 : x
  2. Step 2: Convert to fraction form
    133,922.12/184,766.75 = 76,520.26/x
  3. Step 3: Cross multiply
    133,922.12x = 184,766.75 × 76,520.26
  4. Step 4: Simplify right side
    133,922.12x = 14,138,399,749.36
  5. Step 5: Solve for x
    x = 14,138,399,749.36/133,922.12
  6. Step 6: Final answer
    x = 105,571.80

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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.