Home / 110,771.55-166,126.75-47,589.12

Finding the Fourth Proportional to 110,771.55, 166,126.75 and 47,589.12

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Solution

The fourth proportional to 110,771.55, 166,126.75 and 47,589.12 is: 71,370.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,771.55 : 166,126.75 = 47,589.12 : x
  2. Step 2: Convert to fraction form
    110,771.55/166,126.75 = 47,589.12/x
  3. Step 3: Cross multiply
    110,771.55x = 166,126.75 × 47,589.12
  4. Step 4: Simplify right side
    110,771.55x = 7,905,825,721.99
  5. Step 5: Solve for x
    x = 7,905,825,721.99/110,771.55
  6. Step 6: Final answer
    x = 71,370.54

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1.5x scale

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.