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Finding the Fourth Proportional to 268,994.84, 403,585.66 and 119,340.21

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Solution

The fourth proportional to 268,994.84, 403,585.66 and 119,340.21 is: 179,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,994.84 : 403,585.66 = 119,340.21 : x
  2. Step 2: Convert to fraction form
    268,994.84/403,585.66 = 119,340.21/x
  3. Step 3: Cross multiply
    268,994.84x = 403,585.66 × 119,340.21
  4. Step 4: Simplify right side
    268,994.84x = 48,163,999,080.01
  5. Step 5: Solve for x
    x = 48,163,999,080.01/268,994.84
  6. Step 6: Final answer
    x = 179,051.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.