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Finding the Fourth Proportional to 169,271.88, 253,866.02 and 69,460.44

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Solution

The fourth proportional to 169,271.88, 253,866.02 and 69,460.44 is: 104,173.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,271.88 : 253,866.02 = 69,460.44 : x
  2. Step 2: Convert to fraction form
    169,271.88/253,866.02 = 69,460.44/x
  3. Step 3: Cross multiply
    169,271.88x = 253,866.02 × 69,460.44
  4. Step 4: Simplify right side
    169,271.88x = 17,633,645,450.25
  5. Step 5: Solve for x
    x = 17,633,645,450.25/169,271.88
  6. Step 6: Final answer
    x = 104,173.51

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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.