Finding the Fourth Proportional to 97,708.88, 146,163.54 and 73,838.96
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Solution
The fourth proportional to 97,708.88, 146,163.54 and 73,838.96 is: 110,456.32
Step by Step Solution
- Step 1: Write the proportion equation
97,708.88 : 146,163.54 = 73,838.96 : x - Step 2: Convert to fraction form
97,708.88/146,163.54 = 73,838.96/x - Step 3: Cross multiply
97,708.88x = 146,163.54 × 73,838.96 - Step 4: Simplify right side
97,708.88x = 10,792,563,783.52 - Step 5: Solve for x
x = 10,792,563,783.52/97,708.88 - Step 6: Final answer
x = 110,456.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.