Home / 131,851.74-197,771.40-43,093.56

Finding the Fourth Proportional to 131,851.74, 197,771.40 and 43,093.56

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Solution

The fourth proportional to 131,851.74, 197,771.40 and 43,093.56 is: 64,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,851.74 : 197,771.40 = 43,093.56 : x
  2. Step 2: Convert to fraction form
    131,851.74/197,771.40 = 43,093.56/x
  3. Step 3: Cross multiply
    131,851.74x = 197,771.40 × 43,093.56
  4. Step 4: Simplify right side
    131,851.74x = 8,522,673,692.18
  5. Step 5: Solve for x
    x = 8,522,673,692.18/131,851.74
  6. Step 6: Final answer
    x = 64,638.31

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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.