Finding the Fourth Proportional to 173,880.40, 260,723.40 and 74,023.60
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Solution
The fourth proportional to 173,880.40, 260,723.40 and 74,023.60 is: 110,994.02
Step by Step Solution
- Step 1: Write the proportion equation
173,880.40 : 260,723.40 = 74,023.60 : x - Step 2: Convert to fraction form
173,880.40/260,723.40 = 74,023.60/x - Step 3: Cross multiply
173,880.40x = 260,723.40 × 74,023.60 - Step 4: Simplify right side
173,880.40x = 19,299,684,672.24 - Step 5: Solve for x
x = 19,299,684,672.24/173,880.40 - Step 6: Final answer
x = 110,994.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.