Finding the Fourth Proportional to 75,683.12, 113,524.68 and 23,092.88
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Solution
The fourth proportional to 75,683.12, 113,524.68 and 23,092.88 is: 34,639.32
Step by Step Solution
- Step 1: Write the proportion equation
75,683.12 : 113,524.68 = 23,092.88 : x - Step 2: Convert to fraction form
75,683.12/113,524.68 = 23,092.88/x - Step 3: Cross multiply
75,683.12x = 113,524.68 × 23,092.88 - Step 4: Simplify right side
75,683.12x = 2,621,611,812.28 - Step 5: Solve for x
x = 2,621,611,812.28/75,683.12 - Step 6: Final answer
x = 34,639.32
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1.5x scale
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.