Home / 188,466.14-260,072.26-103,583.26

Finding the Fourth Proportional to 188,466.14, 260,072.26 and 103,583.26

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Solution

The fourth proportional to 188,466.14, 260,072.26 and 103,583.26 is: 142,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,466.14 : 260,072.26 = 103,583.26 : x
  2. Step 2: Convert to fraction form
    188,466.14/260,072.26 = 103,583.26/x
  3. Step 3: Cross multiply
    188,466.14x = 260,072.26 × 103,583.26
  4. Step 4: Simplify right side
    188,466.14x = 26,939,132,526.37
  5. Step 5: Solve for x
    x = 26,939,132,526.37/188,466.14
  6. Step 6: Final answer
    x = 142,938.85

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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.