Finding the Fourth Proportional to 96,766.19, 133,537.24 and 54,324.80
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Solution
The fourth proportional to 96,766.19, 133,537.24 and 54,324.80 is: 74,968.17
Step by Step Solution
- Step 1: Write the proportion equation
96,766.19 : 133,537.24 = 54,324.80 : x - Step 2: Convert to fraction form
96,766.19/133,537.24 = 54,324.80/x - Step 3: Cross multiply
96,766.19x = 133,537.24 × 54,324.80 - Step 4: Simplify right side
96,766.19x = 7,254,383,855.55 - Step 5: Solve for x
x = 7,254,383,855.55/96,766.19 - Step 6: Final answer
x = 74,968.17
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1.5x scale
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.