Finding the Fourth Proportional to 107,328.40, 160,994.04 and 32,449.12
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Solution
The fourth proportional to 107,328.40, 160,994.04 and 32,449.12 is: 48,674.12
Step by Step Solution
- Step 1: Write the proportion equation
107,328.40 : 160,994.04 = 32,449.12 : x - Step 2: Convert to fraction form
107,328.40/160,994.04 = 32,449.12/x - Step 3: Cross multiply
107,328.40x = 160,994.04 × 32,449.12 - Step 4: Simplify right side
107,328.40x = 5,224,114,923.24 - Step 5: Solve for x
x = 5,224,114,923.24/107,328.40 - Step 6: Final answer
x = 48,674.12
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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.