Home / 188,502.26-260,148.94-103,635.32

Finding the Fourth Proportional to 188,502.26, 260,148.94 and 103,635.32

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Solution

The fourth proportional to 188,502.26, 260,148.94 and 103,635.32 is: 143,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,502.26 : 260,148.94 = 103,635.32 : x
  2. Step 2: Convert to fraction form
    188,502.26/260,148.94 = 103,635.32/x
  3. Step 3: Cross multiply
    188,502.26x = 260,148.94 × 103,635.32
  4. Step 4: Simplify right side
    188,502.26x = 26,960,618,644.56
  5. Step 5: Solve for x
    x = 26,960,618,644.56/188,502.26
  6. Step 6: Final answer
    x = 143,025.44

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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.