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Finding the Fourth Proportional to 46,751.75, 70,136.87 and 17,169.84

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Solution

The fourth proportional to 46,751.75, 70,136.87 and 17,169.84 is: 25,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,751.75 : 70,136.87 = 17,169.84 : x
  2. Step 2: Convert to fraction form
    46,751.75/70,136.87 = 17,169.84/x
  3. Step 3: Cross multiply
    46,751.75x = 70,136.87 × 17,169.84
  4. Step 4: Simplify right side
    46,751.75x = 1,204,238,750.15
  5. Step 5: Solve for x
    x = 1,204,238,750.15/46,751.75
  6. Step 6: Final answer
    x = 25,758.16

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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.