Home / 209,296.44-313,942.10-51,526.26

Finding the Fourth Proportional to 209,296.44, 313,942.10 and 51,526.26

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Solution

The fourth proportional to 209,296.44, 313,942.10 and 51,526.26 is: 77,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,296.44 : 313,942.10 = 51,526.26 : x
  2. Step 2: Convert to fraction form
    209,296.44/313,942.10 = 51,526.26/x
  3. Step 3: Cross multiply
    209,296.44x = 313,942.10 × 51,526.26
  4. Step 4: Simplify right side
    209,296.44x = 16,176,262,011.91
  5. Step 5: Solve for x
    x = 16,176,262,011.91/209,296.44
  6. Step 6: Final answer
    x = 77,288.76

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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.