Home / 135,520.98-203,313.78-46,775.26

Finding the Fourth Proportional to 135,520.98, 203,313.78 and 46,775.26

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Solution

The fourth proportional to 135,520.98, 203,313.78 and 46,775.26 is: 70,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,520.98 : 203,313.78 = 46,775.26 : x
  2. Step 2: Convert to fraction form
    135,520.98/203,313.78 = 46,775.26/x
  3. Step 3: Cross multiply
    135,520.98x = 203,313.78 × 46,775.26
  4. Step 4: Simplify right side
    135,520.98x = 9,510,054,921.08
  5. Step 5: Solve for x
    x = 9,510,054,921.08/135,520.98
  6. Step 6: Final answer
    x = 70,174.04

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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.