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Finding the Fourth Proportional to 170,749.44, 256,136.54 and 65,568.41

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Solution

The fourth proportional to 170,749.44, 256,136.54 and 65,568.41 is: 98,357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,749.44 : 256,136.54 = 65,568.41 : x
  2. Step 2: Convert to fraction form
    170,749.44/256,136.54 = 65,568.41/x
  3. Step 3: Cross multiply
    170,749.44x = 256,136.54 × 65,568.41
  4. Step 4: Simplify right side
    170,749.44x = 16,794,465,670.70
  5. Step 5: Solve for x
    x = 16,794,465,670.70/170,749.44
  6. Step 6: Final answer
    x = 98,357.37

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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.