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Finding the Fourth Proportional to 117,242.26, 175,360.98 and 108,733.48

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Solution

The fourth proportional to 117,242.26, 175,360.98 and 108,733.48 is: 162,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,242.26 : 175,360.98 = 108,733.48 : x
  2. Step 2: Convert to fraction form
    117,242.26/175,360.98 = 108,733.48/x
  3. Step 3: Cross multiply
    117,242.26x = 175,360.98 × 108,733.48
  4. Step 4: Simplify right side
    117,242.26x = 19,067,609,611.61
  5. Step 5: Solve for x
    x = 19,067,609,611.61/117,242.26
  6. Step 6: Final answer
    x = 162,634.27

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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.