Home / 149,560.50-206,408.07-82,492.50

Finding the Fourth Proportional to 149,560.50, 206,408.07 and 82,492.50

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Solution

The fourth proportional to 149,560.50, 206,408.07 and 82,492.50 is: 113,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,560.50 : 206,408.07 = 82,492.50 : x
  2. Step 2: Convert to fraction form
    149,560.50/206,408.07 = 82,492.50/x
  3. Step 3: Cross multiply
    149,560.50x = 206,408.07 × 82,492.50
  4. Step 4: Simplify right side
    149,560.50x = 17,027,117,714.48
  5. Step 5: Solve for x
    x = 17,027,117,714.48/149,560.50
  6. Step 6: Final answer
    x = 113,847.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.