Finding the Fourth Proportional to 113,314.68, 169,971.39 and 29,074.68
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Solution
The fourth proportional to 113,314.68, 169,971.39 and 29,074.68 is: 43,611.86
Step by Step Solution
- Step 1: Write the proportion equation
113,314.68 : 169,971.39 = 29,074.68 : x - Step 2: Convert to fraction form
113,314.68/169,971.39 = 29,074.68/x - Step 3: Cross multiply
113,314.68x = 169,971.39 × 29,074.68 - Step 4: Simplify right side
113,314.68x = 4,941,863,773.41 - Step 5: Solve for x
x = 4,941,863,773.41/113,314.68 - Step 6: Final answer
x = 43,611.86
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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.