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Finding the Fourth Proportional to 164,055, 246,106.26 and 51,697.20

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Solution

The fourth proportional to 164,055, 246,106.26 and 51,697.20 is: 77,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,055 : 246,106.26 = 51,697.20 : x
  2. Step 2: Convert to fraction form
    164,055/246,106.26 = 51,697.20/x
  3. Step 3: Cross multiply
    164,055x = 246,106.26 × 51,697.20
  4. Step 4: Simplify right side
    164,055x = 12,723,004,544.47
  5. Step 5: Solve for x
    x = 12,723,004,544.47/164,055
  6. Step 6: Final answer
    x = 77,553.29

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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.