Home / 135,399.33-203,096.70-46,650.87

Finding the Fourth Proportional to 135,399.33, 203,096.70 and 46,650.87

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Solution

The fourth proportional to 135,399.33, 203,096.70 and 46,650.87 is: 69,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,399.33 : 203,096.70 = 46,650.87 : x
  2. Step 2: Convert to fraction form
    135,399.33/203,096.70 = 46,650.87/x
  3. Step 3: Cross multiply
    135,399.33x = 203,096.70 × 46,650.87
  4. Step 4: Simplify right side
    135,399.33x = 9,474,637,749.13
  5. Step 5: Solve for x
    x = 9,474,637,749.13/135,399.33
  6. Step 6: Final answer
    x = 69,975.51

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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.