Finding the Fourth Proportional to 202,635.44, 279,671.62 and 117,801.70
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Solution
The fourth proportional to 202,635.44, 279,671.62 and 117,801.70 is: 162,586.53
Step by Step Solution
- Step 1: Write the proportion equation
202,635.44 : 279,671.62 = 117,801.70 : x - Step 2: Convert to fraction form
202,635.44/279,671.62 = 117,801.70/x - Step 3: Cross multiply
202,635.44x = 279,671.62 × 117,801.70 - Step 4: Simplify right side
202,635.44x = 32,945,792,277.75 - Step 5: Solve for x
x = 32,945,792,277.75/202,635.44 - Step 6: Final answer
x = 162,586.53
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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.