Home / 208,822.78-313,234.17-51,050.98

Finding the Fourth Proportional to 208,822.78, 313,234.17 and 51,050.98

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Solution

The fourth proportional to 208,822.78, 313,234.17 and 51,050.98 is: 76,576.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,822.78 : 313,234.17 = 51,050.98 : x
  2. Step 2: Convert to fraction form
    208,822.78/313,234.17 = 51,050.98/x
  3. Step 3: Cross multiply
    208,822.78x = 313,234.17 × 51,050.98
  4. Step 4: Simplify right side
    208,822.78x = 15,990,911,347.99
  5. Step 5: Solve for x
    x = 15,990,911,347.99/208,822.78
  6. Step 6: Final answer
    x = 76,576.47

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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.