Home / 135,907.44-203,550.78-64,880.04

Finding the Fourth Proportional to 135,907.44, 203,550.78 and 64,880.04

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Solution

The fourth proportional to 135,907.44, 203,550.78 and 64,880.04 is: 97,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,907.44 : 203,550.78 = 64,880.04 : x
  2. Step 2: Convert to fraction form
    135,907.44/203,550.78 = 64,880.04/x
  3. Step 3: Cross multiply
    135,907.44x = 203,550.78 × 64,880.04
  4. Step 4: Simplify right side
    135,907.44x = 13,206,382,748.43
  5. Step 5: Solve for x
    x = 13,206,382,748.43/135,907.44
  6. Step 6: Final answer
    x = 97,171.89

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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.