Finding the Fourth Proportional to 85,269.56, 127,922.79 and 32,679.08
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Solution
The fourth proportional to 85,269.56, 127,922.79 and 32,679.08 is: 49,025.69
Step by Step Solution
- Step 1: Write the proportion equation
85,269.56 : 127,922.79 = 32,679.08 : x - Step 2: Convert to fraction form
85,269.56/127,922.79 = 32,679.08/x - Step 3: Cross multiply
85,269.56x = 127,922.79 × 32,679.08 - Step 4: Simplify right side
85,269.56x = 4,180,399,088.23 - Step 5: Solve for x
x = 4,180,399,088.23/85,269.56 - Step 6: Final answer
x = 49,025.69
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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.