Home / 268,929.84-403,044.48-119,213.04

Finding the Fourth Proportional to 268,929.84, 403,044.48 and 119,213.04

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Solution

The fourth proportional to 268,929.84, 403,044.48 and 119,213.04 is: 178,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,929.84 : 403,044.48 = 119,213.04 : x
  2. Step 2: Convert to fraction form
    268,929.84/403,044.48 = 119,213.04/x
  3. Step 3: Cross multiply
    268,929.84x = 403,044.48 × 119,213.04
  4. Step 4: Simplify right side
    268,929.84x = 48,048,157,716.02
  5. Step 5: Solve for x
    x = 48,048,157,716.02/268,929.84
  6. Step 6: Final answer
    x = 178,664.29

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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.