Finding the Fourth Proportional to 202,858.95, 279,877.36 and 116,816.08
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Solution
The fourth proportional to 202,858.95, 279,877.36 and 116,816.08 is: 161,167.04
Step by Step Solution
- Step 1: Write the proportion equation
202,858.95 : 279,877.36 = 116,816.08 : x - Step 2: Convert to fraction form
202,858.95/279,877.36 = 116,816.08/x - Step 3: Cross multiply
202,858.95x = 279,877.36 × 116,816.08 - Step 4: Simplify right side
202,858.95x = 32,694,176,075.95 - Step 5: Solve for x
x = 32,694,176,075.95/202,858.95 - Step 6: Final answer
x = 161,167.04
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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.