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Finding the Fourth Proportional to 275,224.25, 412,832.72 and 75,544.67

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Solution

The fourth proportional to 275,224.25, 412,832.72 and 75,544.67 is: 113,316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,224.25 : 412,832.72 = 75,544.67 : x
  2. Step 2: Convert to fraction form
    275,224.25/412,832.72 = 75,544.67/x
  3. Step 3: Cross multiply
    275,224.25x = 412,832.72 × 75,544.67
  4. Step 4: Simplify right side
    275,224.25x = 31,187,312,818.55
  5. Step 5: Solve for x
    x = 31,187,312,818.55/275,224.25
  6. Step 6: Final answer
    x = 113,316.01

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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.