Finding the Fourth Proportional to 96,512.31, 133,194.38 and 60,732.99
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Solution
The fourth proportional to 96,512.31, 133,194.38 and 60,732.99 is: 83,816.17
Step by Step Solution
- Step 1: Write the proportion equation
96,512.31 : 133,194.38 = 60,732.99 : x - Step 2: Convert to fraction form
96,512.31/133,194.38 = 60,732.99/x - Step 3: Cross multiply
96,512.31x = 133,194.38 × 60,732.99 - Step 4: Simplify right side
96,512.31x = 8,089,292,644.93 - Step 5: Solve for x
x = 8,089,292,644.93/96,512.31 - Step 6: Final answer
x = 83,816.17
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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.