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Finding the Fourth Proportional to 69,170.51, 103,849.06 and 44,259.19

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Solution

The fourth proportional to 69,170.51, 103,849.06 and 44,259.19 is: 66,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,170.51 : 103,849.06 = 44,259.19 : x
  2. Step 2: Convert to fraction form
    69,170.51/103,849.06 = 44,259.19/x
  3. Step 3: Cross multiply
    69,170.51x = 103,849.06 × 44,259.19
  4. Step 4: Simplify right side
    69,170.51x = 4,596,274,907.59
  5. Step 5: Solve for x
    x = 4,596,274,907.59/69,170.51
  6. Step 6: Final answer
    x = 66,448.47

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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.