Home / 133,550.55-184,299.77-73,121.20

Finding the Fourth Proportional to 133,550.55, 184,299.77 and 73,121.20

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Solution

The fourth proportional to 133,550.55, 184,299.77 and 73,121.20 is: 100,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,550.55 : 184,299.77 = 73,121.20 : x
  2. Step 2: Convert to fraction form
    133,550.55/184,299.77 = 73,121.20/x
  3. Step 3: Cross multiply
    133,550.55x = 184,299.77 × 73,121.20
  4. Step 4: Simplify right side
    133,550.55x = 13,476,219,055.02
  5. Step 5: Solve for x
    x = 13,476,219,055.02/133,550.55
  6. Step 6: Final answer
    x = 100,907.25

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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.