Home / 80,047.22-110,465.98-43,749.70

Finding the Fourth Proportional to 80,047.22, 110,465.98 and 43,749.70

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Solution

The fourth proportional to 80,047.22, 110,465.98 and 43,749.70 is: 60,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,047.22 : 110,465.98 = 43,749.70 : x
  2. Step 2: Convert to fraction form
    80,047.22/110,465.98 = 43,749.70/x
  3. Step 3: Cross multiply
    80,047.22x = 110,465.98 × 43,749.70
  4. Step 4: Simplify right side
    80,047.22x = 4,832,853,099.67
  5. Step 5: Solve for x
    x = 4,832,853,099.67/80,047.22
  6. Step 6: Final answer
    x = 60,375.03

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1.5x scale

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.