Finding the Fourth Proportional to 96,513.12, 133,176.96 and 58,295.70
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Solution
The fourth proportional to 96,513.12, 133,176.96 and 58,295.70 is: 80,441.33
Step by Step Solution
- Step 1: Write the proportion equation
96,513.12 : 133,176.96 = 58,295.70 : x - Step 2: Convert to fraction form
96,513.12/133,176.96 = 58,295.70/x - Step 3: Cross multiply
96,513.12x = 133,176.96 × 58,295.70 - Step 4: Simplify right side
96,513.12x = 7,763,644,107.07 - Step 5: Solve for x
x = 7,763,644,107.07/96,513.12 - Step 6: Final answer
x = 80,441.33
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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.