Finding the Fourth Proportional to 97,057.05, 133,927.05 and 54,026.19
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Solution
The fourth proportional to 97,057.05, 133,927.05 and 54,026.19 is: 74,549.64
Step by Step Solution
- Step 1: Write the proportion equation
97,057.05 : 133,927.05 = 54,026.19 : x - Step 2: Convert to fraction form
97,057.05/133,927.05 = 54,026.19/x - Step 3: Cross multiply
97,057.05x = 133,927.05 × 54,026.19 - Step 4: Simplify right side
97,057.05x = 7,235,568,249.44 - Step 5: Solve for x
x = 7,235,568,249.44/97,057.05 - Step 6: Final answer
x = 74,549.64
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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.