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Finding the Fourth Proportional to 114,512.76, 171,820.26 and 44,397.54

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Solution

The fourth proportional to 114,512.76, 171,820.26 and 44,397.54 is: 66,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,512.76 : 171,820.26 = 44,397.54 : x
  2. Step 2: Convert to fraction form
    114,512.76/171,820.26 = 44,397.54/x
  3. Step 3: Cross multiply
    114,512.76x = 171,820.26 × 44,397.54
  4. Step 4: Simplify right side
    114,512.76x = 7,628,396,866.16
  5. Step 5: Solve for x
    x = 7,628,396,866.16/114,512.76
  6. Step 6: Final answer
    x = 66,616.13

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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.