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Finding the Fourth Proportional to 299,550.04, 449,388.19 and 97,130.37

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Solution

The fourth proportional to 299,550.04, 449,388.19 and 97,130.37 is: 145,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,550.04 : 449,388.19 = 97,130.37 : x
  2. Step 2: Convert to fraction form
    299,550.04/449,388.19 = 97,130.37/x
  3. Step 3: Cross multiply
    299,550.04x = 449,388.19 × 97,130.37
  4. Step 4: Simplify right side
    299,550.04x = 43,649,241,168.33
  5. Step 5: Solve for x
    x = 43,649,241,168.33/299,550.04
  6. Step 6: Final answer
    x = 145,716.03

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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.