Home / 188,122.73-259,535.46-107,507.00

Finding the Fourth Proportional to 188,122.73, 259,535.46 and 107,507.00

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Solution

The fourth proportional to 188,122.73, 259,535.46 and 107,507.00 is: 148,317.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,122.73 : 259,535.46 = 107,507.00 : x
  2. Step 2: Convert to fraction form
    188,122.73/259,535.46 = 107,507.00/x
  3. Step 3: Cross multiply
    188,122.73x = 259,535.46 × 107,507.00
  4. Step 4: Simplify right side
    188,122.73x = 27,901,878,113.18
  5. Step 5: Solve for x
    x = 27,901,878,113.18/188,122.73
  6. Step 6: Final answer
    x = 148,317.42

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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.