Finding the Fourth Proportional to 68,977.74, 103,444.74 and 29,524.26
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Solution
The fourth proportional to 68,977.74, 103,444.74 and 29,524.26 is: 44,277.03
Step by Step Solution
- Step 1: Write the proportion equation
68,977.74 : 103,444.74 = 29,524.26 : x - Step 2: Convert to fraction form
68,977.74/103,444.74 = 29,524.26/x - Step 3: Cross multiply
68,977.74x = 103,444.74 × 29,524.26 - Step 4: Simplify right side
68,977.74x = 3,054,129,399.39 - Step 5: Solve for x
x = 3,054,129,399.39/68,977.74 - Step 6: Final answer
x = 44,277.03
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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.