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Finding the Fourth Proportional to 62,749.34, 94,138.04 and 21,195.26

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Solution

The fourth proportional to 62,749.34, 94,138.04 and 21,195.26 is: 31,797.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,749.34 : 94,138.04 = 21,195.26 : x
  2. Step 2: Convert to fraction form
    62,749.34/94,138.04 = 21,195.26/x
  3. Step 3: Cross multiply
    62,749.34x = 94,138.04 × 21,195.26
  4. Step 4: Simplify right side
    62,749.34x = 1,995,280,233.69
  5. Step 5: Solve for x
    x = 1,995,280,233.69/62,749.34
  6. Step 6: Final answer
    x = 31,797.63

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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.