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Finding the Fourth Proportional to 188,065.67, 282,195.50 and 124,929.41

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Solution

The fourth proportional to 188,065.67, 282,195.50 and 124,929.41 is: 187,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,065.67 : 282,195.50 = 124,929.41 : x
  2. Step 2: Convert to fraction form
    188,065.67/282,195.50 = 124,929.41/x
  3. Step 3: Cross multiply
    188,065.67x = 282,195.50 × 124,929.41
  4. Step 4: Simplify right side
    188,065.67x = 35,254,515,284.03
  5. Step 5: Solve for x
    x = 35,254,515,284.03/188,065.67
  6. Step 6: Final answer
    x = 187,458.54

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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.