Finding the Fourth Proportional to 133,433.63, 184,103.83 and 79,694.99
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Solution
The fourth proportional to 133,433.63, 184,103.83 and 79,694.99 is: 109,958.43
Step by Step Solution
- Step 1: Write the proportion equation
133,433.63 : 184,103.83 = 79,694.99 : x - Step 2: Convert to fraction form
133,433.63/184,103.83 = 79,694.99/x - Step 3: Cross multiply
133,433.63x = 184,103.83 × 79,694.99 - Step 4: Simplify right side
133,433.63x = 14,672,152,890.81 - Step 5: Solve for x
x = 14,672,152,890.81/133,433.63 - Step 6: Final answer
x = 109,958.43
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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.