Home / 188,481.24-282,817.53-125,345.28

Finding the Fourth Proportional to 188,481.24, 282,817.53 and 125,345.28

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Solution

The fourth proportional to 188,481.24, 282,817.53 and 125,345.28 is: 188,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,481.24 : 282,817.53 = 125,345.28 : x
  2. Step 2: Convert to fraction form
    188,481.24/282,817.53 = 125,345.28/x
  3. Step 3: Cross multiply
    188,481.24x = 282,817.53 × 125,345.28
  4. Step 4: Simplify right side
    188,481.24x = 35,449,842,486.76
  5. Step 5: Solve for x
    x = 35,449,842,486.76/188,481.24
  6. Step 6: Final answer
    x = 188,081.54

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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.