Finding the Fourth Proportional to 125,953.73, 173,832.04 and 72,237.60
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Solution
The fourth proportional to 125,953.73, 173,832.04 and 72,237.60 is: 99,696.99
Step by Step Solution
- Step 1: Write the proportion equation
125,953.73 : 173,832.04 = 72,237.60 : x - Step 2: Convert to fraction form
125,953.73/173,832.04 = 72,237.60/x - Step 3: Cross multiply
125,953.73x = 173,832.04 × 72,237.60 - Step 4: Simplify right side
125,953.73x = 12,557,208,503.54 - Step 5: Solve for x
x = 12,557,208,503.54/125,953.73 - Step 6: Final answer
x = 99,696.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.