Finding the Fourth Proportional to 202,809.02, 279,900.79 and 117,926.09
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Solution
The fourth proportional to 202,809.02, 279,900.79 and 117,926.09 is: 162,752.15
Step by Step Solution
- Step 1: Write the proportion equation
202,809.02 : 279,900.79 = 117,926.09 : x - Step 2: Convert to fraction form
202,809.02/279,900.79 = 117,926.09/x - Step 3: Cross multiply
202,809.02x = 279,900.79 × 117,926.09 - Step 4: Simplify right side
202,809.02x = 33,007,604,058.29 - Step 5: Solve for x
x = 33,007,604,058.29/202,809.02 - Step 6: Final answer
x = 162,752.15
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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.