Home / 348,058.20-522,087.30-111,408.60

Finding the Fourth Proportional to 348,058.20, 522,087.30 and 111,408.60

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Solution

The fourth proportional to 348,058.20, 522,087.30 and 111,408.60 is: 167,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,058.20 : 522,087.30 = 111,408.60 : x
  2. Step 2: Convert to fraction form
    348,058.20/522,087.30 = 111,408.60/x
  3. Step 3: Cross multiply
    348,058.20x = 522,087.30 × 111,408.60
  4. Step 4: Simplify right side
    348,058.20x = 58,165,015,170.78
  5. Step 5: Solve for x
    x = 58,165,015,170.78/348,058.20
  6. Step 6: Final answer
    x = 167,112.90

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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.