Home / 188,984.52-260,789.04-104,099.76

Finding the Fourth Proportional to 188,984.52, 260,789.04 and 104,099.76

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Solution

The fourth proportional to 188,984.52, 260,789.04 and 104,099.76 is: 143,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,984.52 : 260,789.04 = 104,099.76 : x
  2. Step 2: Convert to fraction form
    188,984.52/260,789.04 = 104,099.76/x
  3. Step 3: Cross multiply
    188,984.52x = 260,789.04 × 104,099.76
  4. Step 4: Simplify right side
    188,984.52x = 27,148,076,474.63
  5. Step 5: Solve for x
    x = 27,148,076,474.63/188,984.52
  6. Step 6: Final answer
    x = 143,652.38

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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.