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Finding the Fourth Proportional to 105,771.33, 158,657.49 and 35,651.25

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Solution

The fourth proportional to 105,771.33, 158,657.49 and 35,651.25 is: 53,477.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,771.33 : 158,657.49 = 35,651.25 : x
  2. Step 2: Convert to fraction form
    105,771.33/158,657.49 = 35,651.25/x
  3. Step 3: Cross multiply
    105,771.33x = 158,657.49 × 35,651.25
  4. Step 4: Simplify right side
    105,771.33x = 5,656,337,840.36
  5. Step 5: Solve for x
    x = 5,656,337,840.36/105,771.33
  6. Step 6: Final answer
    x = 53,477.04

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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.