Home / 133,679.78-184,475.20-73,249.12

Finding the Fourth Proportional to 133,679.78, 184,475.20 and 73,249.12

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Solution

The fourth proportional to 133,679.78, 184,475.20 and 73,249.12 is: 101,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,679.78 : 184,475.20 = 73,249.12 : x
  2. Step 2: Convert to fraction form
    133,679.78/184,475.20 = 73,249.12/x
  3. Step 3: Cross multiply
    133,679.78x = 184,475.20 × 73,249.12
  4. Step 4: Simplify right side
    133,679.78x = 13,512,646,061.82
  5. Step 5: Solve for x
    x = 13,512,646,061.82/133,679.78
  6. Step 6: Final answer
    x = 101,082.20

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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.