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Finding the Fourth Proportional to 188,907.93, 260,693.24 and 104,025.33

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Solution

The fourth proportional to 188,907.93, 260,693.24 and 104,025.33 is: 143,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,907.93 : 260,693.24 = 104,025.33 : x
  2. Step 2: Convert to fraction form
    188,907.93/260,693.24 = 104,025.33/x
  3. Step 3: Cross multiply
    188,907.93x = 260,693.24 × 104,025.33
  4. Step 4: Simplify right side
    188,907.93x = 27,118,699,799.64
  5. Step 5: Solve for x
    x = 27,118,699,799.64/188,907.93
  6. Step 6: Final answer
    x = 143,555.12

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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.