Finding the Fourth Proportional to 125,671.25, 188,536.95 and 36,922.79
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Solution
The fourth proportional to 125,671.25, 188,536.95 and 36,922.79 is: 55,393.02
Step by Step Solution
- Step 1: Write the proportion equation
125,671.25 : 188,536.95 = 36,922.79 : x - Step 2: Convert to fraction form
125,671.25/188,536.95 = 36,922.79/x - Step 3: Cross multiply
125,671.25x = 188,536.95 × 36,922.79 - Step 4: Simplify right side
125,671.25x = 6,961,310,212.09 - Step 5: Solve for x
x = 6,961,310,212.09/125,671.25 - Step 6: Final answer
x = 55,393.02
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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.