Home / 133,571.22-184,321.32-73,130.28

Finding the Fourth Proportional to 133,571.22, 184,321.32 and 73,130.28

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Solution

The fourth proportional to 133,571.22, 184,321.32 and 73,130.28 is: 100,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,571.22 : 184,321.32 = 73,130.28 : x
  2. Step 2: Convert to fraction form
    133,571.22/184,321.32 = 73,130.28/x
  3. Step 3: Cross multiply
    133,571.22x = 184,321.32 × 73,130.28
  4. Step 4: Simplify right side
    133,571.22x = 13,479,469,741.57
  5. Step 5: Solve for x
    x = 13,479,469,741.57/133,571.22
  6. Step 6: Final answer
    x = 100,915.97

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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.