Home / 188,962.08-260,764.54-104,087.04

Finding the Fourth Proportional to 188,962.08, 260,764.54 and 104,087.04

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Solution

The fourth proportional to 188,962.08, 260,764.54 and 104,087.04 is: 143,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,962.08 : 260,764.54 = 104,087.04 : x
  2. Step 2: Convert to fraction form
    188,962.08/260,764.54 = 104,087.04/x
  3. Step 3: Cross multiply
    188,962.08x = 260,764.54 × 104,087.04
  4. Step 4: Simplify right side
    188,962.08x = 27,142,209,105.56
  5. Step 5: Solve for x
    x = 27,142,209,105.56/188,962.08
  6. Step 6: Final answer
    x = 143,638.39

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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.