Finding the Fourth Proportional to 115,553.80, 173,330.70 and 32,447.80
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Solution
The fourth proportional to 115,553.80, 173,330.70 and 32,447.80 is: 48,671.70
Step by Step Solution
- Step 1: Write the proportion equation
115,553.80 : 173,330.70 = 32,447.80 : x - Step 2: Convert to fraction form
115,553.80/173,330.70 = 32,447.80/x - Step 3: Cross multiply
115,553.80x = 173,330.70 × 32,447.80 - Step 4: Simplify right side
115,553.80x = 5,624,199,887.46 - Step 5: Solve for x
x = 5,624,199,887.46/115,553.80 - Step 6: Final answer
x = 48,671.70
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1.5x scale
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.