Finding the Fourth Proportional to 202,334.02, 279,177.64 and 117,405.52
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Solution
The fourth proportional to 202,334.02, 279,177.64 and 117,405.52 is: 161,994.49
Step by Step Solution
- Step 1: Write the proportion equation
202,334.02 : 279,177.64 = 117,405.52 : x - Step 2: Convert to fraction form
202,334.02/279,177.64 = 117,405.52/x - Step 3: Cross multiply
202,334.02x = 279,177.64 × 117,405.52 - Step 4: Simplify right side
202,334.02x = 32,776,995,996.57 - Step 5: Solve for x
x = 32,776,995,996.57/202,334.02 - Step 6: Final answer
x = 161,994.49
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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.