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Finding the Fourth Proportional to 220,297.14, 304,010.84 and 119,695.14

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Solution

The fourth proportional to 220,297.14, 304,010.84 and 119,695.14 is: 165,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,297.14 : 304,010.84 = 119,695.14 : x
  2. Step 2: Convert to fraction form
    220,297.14/304,010.84 = 119,695.14/x
  3. Step 3: Cross multiply
    220,297.14x = 304,010.84 × 119,695.14
  4. Step 4: Simplify right side
    220,297.14x = 36,388,620,055.32
  5. Step 5: Solve for x
    x = 36,388,620,055.32/220,297.14
  6. Step 6: Final answer
    x = 165,179.72

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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.