Finding the Fourth Proportional to 96,416.19, 133,046.96 and 53,968.95
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Solution
The fourth proportional to 96,416.19, 133,046.96 and 53,968.95 is: 74,473.02
Step by Step Solution
- Step 1: Write the proportion equation
96,416.19 : 133,046.96 = 53,968.95 : x - Step 2: Convert to fraction form
96,416.19/133,046.96 = 53,968.95/x - Step 3: Cross multiply
96,416.19x = 133,046.96 × 53,968.95 - Step 4: Simplify right side
96,416.19x = 7,180,404,462.05 - Step 5: Solve for x
x = 7,180,404,462.05/96,416.19 - Step 6: Final answer
x = 74,473.02
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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.