Finding the Fourth Proportional to 125,580.24, 173,297.80 and 68,218.26
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Solution
The fourth proportional to 125,580.24, 173,297.80 and 68,218.26 is: 94,139.62
Step by Step Solution
- Step 1: Write the proportion equation
125,580.24 : 173,297.80 = 68,218.26 : x - Step 2: Convert to fraction form
125,580.24/173,297.80 = 68,218.26/x - Step 3: Cross multiply
125,580.24x = 173,297.80 × 68,218.26 - Step 4: Simplify right side
125,580.24x = 11,822,075,223.60 - Step 5: Solve for x
x = 11,822,075,223.60/125,580.24 - Step 6: Final answer
x = 94,139.62
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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.