Home / 208,905.21-313,782.26-184,498.29

Finding the Fourth Proportional to 208,905.21, 313,782.26 and 184,498.29

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Solution

The fourth proportional to 208,905.21, 313,782.26 and 184,498.29 is: 277,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,905.21 : 313,782.26 = 184,498.29 : x
  2. Step 2: Convert to fraction form
    208,905.21/313,782.26 = 184,498.29/x
  3. Step 3: Cross multiply
    208,905.21x = 313,782.26 × 184,498.29
  4. Step 4: Simplify right side
    208,905.21x = 57,892,289,479.84
  5. Step 5: Solve for x
    x = 57,892,289,479.84/208,905.21
  6. Step 6: Final answer
    x = 277,122.29

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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.