Finding the Fourth Proportional to 125,539.68, 173,253.24 and 68,951.64
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Solution
The fourth proportional to 125,539.68, 173,253.24 and 68,951.64 is: 95,157.92
Step by Step Solution
- Step 1: Write the proportion equation
125,539.68 : 173,253.24 = 68,951.64 : x - Step 2: Convert to fraction form
125,539.68/173,253.24 = 68,951.64/x - Step 3: Cross multiply
125,539.68x = 173,253.24 × 68,951.64 - Step 4: Simplify right side
125,539.68x = 11,946,095,033.31 - Step 5: Solve for x
x = 11,946,095,033.31/125,539.68 - Step 6: Final answer
x = 95,157.92
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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.