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Finding the Fourth Proportional to 169,738.58, 254,763.40 and 169,103.54

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Solution

The fourth proportional to 169,738.58, 254,763.40 and 169,103.54 is: 253,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,738.58 : 254,763.40 = 169,103.54 : x
  2. Step 2: Convert to fraction form
    169,738.58/254,763.40 = 169,103.54/x
  3. Step 3: Cross multiply
    169,738.58x = 254,763.40 × 169,103.54
  4. Step 4: Simplify right side
    169,738.58x = 43,081,392,802.44
  5. Step 5: Solve for x
    x = 43,081,392,802.44/169,738.58
  6. Step 6: Final answer
    x = 253,810.26

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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.