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Finding the Fourth Proportional to 169,891.29, 254,831.03 and 43,532.57

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Solution

The fourth proportional to 169,891.29, 254,831.03 and 43,532.57 is: 65,297.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,891.29 : 254,831.03 = 43,532.57 : x
  2. Step 2: Convert to fraction form
    169,891.29/254,831.03 = 43,532.57/x
  3. Step 3: Cross multiply
    169,891.29x = 254,831.03 × 43,532.57
  4. Step 4: Simplify right side
    169,891.29x = 11,093,450,234.31
  5. Step 5: Solve for x
    x = 11,093,450,234.31/169,891.29
  6. Step 6: Final answer
    x = 65,297.35

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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.