Finding the Fourth Proportional to 68,795.10, 96,378.75 and 68,795.10
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Solution
The fourth proportional to 68,795.10, 96,378.75 and 68,795.10 is: 96,378.75
Step by Step Solution
- Step 1: Write the proportion equation
68,795.10 : 96,378.75 = 68,795.10 : x - Step 2: Convert to fraction form
68,795.10/96,378.75 = 68,795.10/x - Step 3: Cross multiply
68,795.10x = 96,378.75 × 68,795.10 - Step 4: Simplify right side
68,795.10x = 6,630,385,744.13 - Step 5: Solve for x
x = 6,630,385,744.13/68,795.10 - Step 6: Final answer
x = 96,378.75
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.