Finding the Fourth Proportional to 79,680.96, 119,534.42 and 23,526.75
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Solution
The fourth proportional to 79,680.96, 119,534.42 and 23,526.75 is: 35,293.95
Step by Step Solution
- Step 1: Write the proportion equation
79,680.96 : 119,534.42 = 23,526.75 : x - Step 2: Convert to fraction form
79,680.96/119,534.42 = 23,526.75/x - Step 3: Cross multiply
79,680.96x = 119,534.42 × 23,526.75 - Step 4: Simplify right side
79,680.96x = 2,812,255,914.23 - Step 5: Solve for x
x = 2,812,255,914.23/79,680.96 - Step 6: Final answer
x = 35,293.95
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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.