Home / 188,733.25-260,453.71-103,852.14

Finding the Fourth Proportional to 188,733.25, 260,453.71 and 103,852.14

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Solution

The fourth proportional to 188,733.25, 260,453.71 and 103,852.14 is: 143,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,733.25 : 260,453.71 = 103,852.14 : x
  2. Step 2: Convert to fraction form
    188,733.25/260,453.71 = 103,852.14/x
  3. Step 3: Cross multiply
    188,733.25x = 260,453.71 × 103,852.14
  4. Step 4: Simplify right side
    188,733.25x = 27,048,675,154.44
  5. Step 5: Solve for x
    x = 27,048,675,154.44/188,733.25
  6. Step 6: Final answer
    x = 143,316.96

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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.