Finding the Fourth Proportional to 96,625.39, 133,344.42 and 58,379.62
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Solution
The fourth proportional to 96,625.39, 133,344.42 and 58,379.62 is: 80,564.71
Step by Step Solution
- Step 1: Write the proportion equation
96,625.39 : 133,344.42 = 58,379.62 : x - Step 2: Convert to fraction form
96,625.39/133,344.42 = 58,379.62/x - Step 3: Cross multiply
96,625.39x = 133,344.42 × 58,379.62 - Step 4: Simplify right side
96,625.39x = 7,784,596,756.13 - Step 5: Solve for x
x = 7,784,596,756.13/96,625.39 - Step 6: Final answer
x = 80,564.71
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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.