Home / 133,541.08-184,286.72-73,115.56

Finding the Fourth Proportional to 133,541.08, 184,286.72 and 73,115.56

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Solution

The fourth proportional to 133,541.08, 184,286.72 and 73,115.56 is: 100,899.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,541.08 : 184,286.72 = 73,115.56 : x
  2. Step 2: Convert to fraction form
    133,541.08/184,286.72 = 73,115.56/x
  3. Step 3: Cross multiply
    133,541.08x = 184,286.72 × 73,115.56
  4. Step 4: Simplify right side
    133,541.08x = 13,474,226,733.36
  5. Step 5: Solve for x
    x = 13,474,226,733.36/133,541.08
  6. Step 6: Final answer
    x = 100,899.49

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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.