Finding the Fourth Proportional to 163,195.18, 244,624.35 and 68,480.36
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Solution
The fourth proportional to 163,195.18, 244,624.35 and 68,480.36 is: 102,649.87
Step by Step Solution
- Step 1: Write the proportion equation
163,195.18 : 244,624.35 = 68,480.36 : x - Step 2: Convert to fraction form
163,195.18/244,624.35 = 68,480.36/x - Step 3: Cross multiply
163,195.18x = 244,624.35 × 68,480.36 - Step 4: Simplify right side
163,195.18x = 16,751,963,503.79 - Step 5: Solve for x
x = 16,751,963,503.79/163,195.18 - Step 6: Final answer
x = 102,649.87
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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.