Home / 135,581.40-203,354.73-35,749.44

Finding the Fourth Proportional to 135,581.40, 203,354.73 and 35,749.44

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Solution

The fourth proportional to 135,581.40, 203,354.73 and 35,749.44 is: 53,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,581.40 : 203,354.73 = 35,749.44 : x
  2. Step 2: Convert to fraction form
    135,581.40/203,354.73 = 35,749.44/x
  3. Step 3: Cross multiply
    135,581.40x = 203,354.73 × 35,749.44
  4. Step 4: Simplify right side
    135,581.40x = 7,269,817,718.85
  5. Step 5: Solve for x
    x = 7,269,817,718.85/135,581.40
  6. Step 6: Final answer
    x = 53,619.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.