Finding the Fourth Proportional to 202,265.95, 279,125.82 and 117,381.19
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Solution
The fourth proportional to 202,265.95, 279,125.82 and 117,381.19 is: 161,985.35
Step by Step Solution
- Step 1: Write the proportion equation
202,265.95 : 279,125.82 = 117,381.19 : x - Step 2: Convert to fraction form
202,265.95/279,125.82 = 117,381.19/x - Step 3: Cross multiply
202,265.95x = 279,125.82 × 117,381.19 - Step 4: Simplify right side
202,265.95x = 32,764,120,213.51 - Step 5: Solve for x
x = 32,764,120,213.51/202,265.95 - Step 6: Final answer
x = 161,985.35
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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.