Finding the Fourth Proportional to 168,471.84, 232,393.68 and 108,855.84
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Solution
The fourth proportional to 168,471.84, 232,393.68 and 108,855.84 is: 150,158.09
Step by Step Solution
- Step 1: Write the proportion equation
168,471.84 : 232,393.68 = 108,855.84 : x - Step 2: Convert to fraction form
168,471.84/232,393.68 = 108,855.84/x - Step 3: Cross multiply
168,471.84x = 232,393.68 × 108,855.84 - Step 4: Simplify right side
168,471.84x = 25,297,409,247.09 - Step 5: Solve for x
x = 25,297,409,247.09/168,471.84 - Step 6: Final answer
x = 150,158.09
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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.