Finding the Fourth Proportional to 125,479.68, 173,096.64 and 101,633.28
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Solution
The fourth proportional to 125,479.68, 173,096.64 and 101,633.28 is: 140,201.02
Step by Step Solution
- Step 1: Write the proportion equation
125,479.68 : 173,096.64 = 101,633.28 : x - Step 2: Convert to fraction form
125,479.68/173,096.64 = 101,633.28/x - Step 3: Cross multiply
125,479.68x = 173,096.64 × 101,633.28 - Step 4: Simplify right side
125,479.68x = 17,592,379,280.18 - Step 5: Solve for x
x = 17,592,379,280.18/125,479.68 - Step 6: Final answer
x = 140,201.02
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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.