Finding the Fourth Proportional to 199,372.68, 275,066.28 and 113,322.96
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Solution
The fourth proportional to 199,372.68, 275,066.28 and 113,322.96 is: 156,347.02
Step by Step Solution
- Step 1: Write the proportion equation
199,372.68 : 275,066.28 = 113,322.96 : x - Step 2: Convert to fraction form
199,372.68/275,066.28 = 113,322.96/x - Step 3: Cross multiply
199,372.68x = 275,066.28 × 113,322.96 - Step 4: Simplify right side
199,372.68x = 31,171,325,045.79 - Step 5: Solve for x
x = 31,171,325,045.79/199,372.68 - Step 6: Final answer
x = 156,347.02
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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.