Home / 279,383.85-418,922.69-110,733.35

Finding the Fourth Proportional to 279,383.85, 418,922.69 and 110,733.35

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Solution

The fourth proportional to 279,383.85, 418,922.69 and 110,733.35 is: 166,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,383.85 : 418,922.69 = 110,733.35 : x
  2. Step 2: Convert to fraction form
    279,383.85/418,922.69 = 110,733.35/x
  3. Step 3: Cross multiply
    279,383.85x = 418,922.69 × 110,733.35
  4. Step 4: Simplify right side
    279,383.85x = 46,388,710,206.43
  5. Step 5: Solve for x
    x = 46,388,710,206.43/279,383.85
  6. Step 6: Final answer
    x = 166,039.34

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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.