Home / 133,709.91-184,521.09-73,279.22

Finding the Fourth Proportional to 133,709.91, 184,521.09 and 73,279.22

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Solution

The fourth proportional to 133,709.91, 184,521.09 and 73,279.22 is: 101,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,709.91 : 184,521.09 = 73,279.22 : x
  2. Step 2: Convert to fraction form
    133,709.91/184,521.09 = 73,279.22/x
  3. Step 3: Cross multiply
    133,709.91x = 184,521.09 × 73,279.22
  4. Step 4: Simplify right side
    133,709.91x = 13,521,560,626.14
  5. Step 5: Solve for x
    x = 13,521,560,626.14/133,709.91
  6. Step 6: Final answer
    x = 101,126.09

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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.