Home / 188,883.25-260,660.61-104,003.35

Finding the Fourth Proportional to 188,883.25, 260,660.61 and 104,003.35

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Solution

The fourth proportional to 188,883.25, 260,660.61 and 104,003.35 is: 143,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,883.25 : 260,660.61 = 104,003.35 : x
  2. Step 2: Convert to fraction form
    188,883.25/260,660.61 = 104,003.35/x
  3. Step 3: Cross multiply
    188,883.25x = 260,660.61 × 104,003.35
  4. Step 4: Simplify right side
    188,883.25x = 27,109,576,001.39
  5. Step 5: Solve for x
    x = 27,109,576,001.39/188,883.25
  6. Step 6: Final answer
    x = 143,525.57

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1.5x scale

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.