Home / 268,788.06-370,924.56-188,186.18

Finding the Fourth Proportional to 268,788.06, 370,924.56 and 188,186.18

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Solution

The fourth proportional to 268,788.06, 370,924.56 and 188,186.18 is: 259,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,788.06 : 370,924.56 = 188,186.18 : x
  2. Step 2: Convert to fraction form
    268,788.06/370,924.56 = 188,186.18/x
  3. Step 3: Cross multiply
    268,788.06x = 370,924.56 × 188,186.18
  4. Step 4: Simplify right side
    268,788.06x = 69,802,874,159.96
  5. Step 5: Solve for x
    x = 69,802,874,159.96/268,788.06
  6. Step 6: Final answer
    x = 259,694.85

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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.