Home / 188,252.48-259,792.96-102,215.12

Finding the Fourth Proportional to 188,252.48, 259,792.96 and 102,215.12

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Solution

The fourth proportional to 188,252.48, 259,792.96 and 102,215.12 is: 141,059.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,252.48 : 259,792.96 = 102,215.12 : x
  2. Step 2: Convert to fraction form
    188,252.48/259,792.96 = 102,215.12/x
  3. Step 3: Cross multiply
    188,252.48x = 259,792.96 × 102,215.12
  4. Step 4: Simplify right side
    188,252.48x = 26,554,768,581.56
  5. Step 5: Solve for x
    x = 26,554,768,581.56/188,252.48
  6. Step 6: Final answer
    x = 141,059.33

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1.5x scale

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.