Home / 209,026.98-313,943.85-179,108.82

Finding the Fourth Proportional to 209,026.98, 313,943.85 and 179,108.82

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Solution

The fourth proportional to 209,026.98, 313,943.85 and 179,108.82 is: 269,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,026.98 : 313,943.85 = 179,108.82 : x
  2. Step 2: Convert to fraction form
    209,026.98/313,943.85 = 179,108.82/x
  3. Step 3: Cross multiply
    209,026.98x = 313,943.85 × 179,108.82
  4. Step 4: Simplify right side
    209,026.98x = 56,230,112,519.76
  5. Step 5: Solve for x
    x = 56,230,112,519.76/209,026.98
  6. Step 6: Final answer
    x = 269,008.87

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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.