Finding the Fourth Proportional to 85,325.23, 117,753.35 and 51,344.42
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Solution
The fourth proportional to 85,325.23, 117,753.35 and 51,344.42 is: 70,858.02
Step by Step Solution
- Step 1: Write the proportion equation
85,325.23 : 117,753.35 = 51,344.42 : x - Step 2: Convert to fraction form
85,325.23/117,753.35 = 51,344.42/x - Step 3: Cross multiply
85,325.23x = 117,753.35 × 51,344.42 - Step 4: Simplify right side
85,325.23x = 6,045,976,613.32 - Step 5: Solve for x
x = 6,045,976,613.32/85,325.23 - Step 6: Final answer
x = 70,858.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.