Finding the Fourth Proportional to 125,601.12, 173,329.68 and 69,015.84
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Solution
The fourth proportional to 125,601.12, 173,329.68 and 69,015.84 is: 95,241.93
Step by Step Solution
- Step 1: Write the proportion equation
125,601.12 : 173,329.68 = 69,015.84 : x - Step 2: Convert to fraction form
125,601.12/173,329.68 = 69,015.84/x - Step 3: Cross multiply
125,601.12x = 173,329.68 × 69,015.84 - Step 4: Simplify right side
125,601.12x = 11,962,493,462.13 - Step 5: Solve for x
x = 11,962,493,462.13/125,601.12 - Step 6: Final answer
x = 95,241.93
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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.