Home / 209,906.24-289,670.68-119,262.32

Finding the Fourth Proportional to 209,906.24, 289,670.68 and 119,262.32

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Solution

The fourth proportional to 209,906.24, 289,670.68 and 119,262.32 is: 164,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,906.24 : 289,670.68 = 119,262.32 : x
  2. Step 2: Convert to fraction form
    209,906.24/289,670.68 = 119,262.32/x
  3. Step 3: Cross multiply
    209,906.24x = 289,670.68 × 119,262.32
  4. Step 4: Simplify right side
    209,906.24x = 34,546,795,884.42
  5. Step 5: Solve for x
    x = 34,546,795,884.42/209,906.24
  6. Step 6: Final answer
    x = 164,582.04

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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.