Home / 228,914.37-343,260.75-79,102.10

Finding the Fourth Proportional to 228,914.37, 343,260.75 and 79,102.10

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Solution

The fourth proportional to 228,914.37, 343,260.75 and 79,102.10 is: 118,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,914.37 : 343,260.75 = 79,102.10 : x
  2. Step 2: Convert to fraction form
    228,914.37/343,260.75 = 79,102.10/x
  3. Step 3: Cross multiply
    228,914.37x = 343,260.75 × 79,102.10
  4. Step 4: Simplify right side
    228,914.37x = 27,152,647,327.36
  5. Step 5: Solve for x
    x = 27,152,647,327.36/228,914.37
  6. Step 6: Final answer
    x = 118,614.87

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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.