Finding the Fourth Proportional to 67,628.05, 101,477.45 and 27,676.69
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Solution
The fourth proportional to 67,628.05, 101,477.45 and 27,676.69 is: 41,529.51
Step by Step Solution
- Step 1: Write the proportion equation
67,628.05 : 101,477.45 = 27,676.69 : x - Step 2: Convert to fraction form
67,628.05/101,477.45 = 27,676.69/x - Step 3: Cross multiply
67,628.05x = 101,477.45 × 27,676.69 - Step 4: Simplify right side
67,628.05x = 2,808,559,741.14 - Step 5: Solve for x
x = 2,808,559,741.14/67,628.05 - Step 6: Final answer
x = 41,529.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.