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Finding the Fourth Proportional to 175,679.88, 263,782.24 and 173,055.48

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Solution

The fourth proportional to 175,679.88, 263,782.24 and 173,055.48 is: 259,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,679.88 : 263,782.24 = 173,055.48 : x
  2. Step 2: Convert to fraction form
    175,679.88/263,782.24 = 173,055.48/x
  3. Step 3: Cross multiply
    175,679.88x = 263,782.24 × 173,055.48
  4. Step 4: Simplify right side
    175,679.88x = 45,648,962,158.68
  5. Step 5: Solve for x
    x = 45,648,962,158.68/175,679.88
  6. Step 6: Final answer
    x = 259,841.72

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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.