Home / 194,090.22-290,962.19-75,734.03

Finding the Fourth Proportional to 194,090.22, 290,962.19 and 75,734.03

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Solution

The fourth proportional to 194,090.22, 290,962.19 and 75,734.03 is: 113,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,090.22 : 290,962.19 = 75,734.03 : x
  2. Step 2: Convert to fraction form
    194,090.22/290,962.19 = 75,734.03/x
  3. Step 3: Cross multiply
    194,090.22x = 290,962.19 × 75,734.03
  4. Step 4: Simplify right side
    194,090.22x = 22,035,737,392.84
  5. Step 5: Solve for x
    x = 22,035,737,392.84/194,090.22
  6. Step 6: Final answer
    x = 113,533.48

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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.