Finding the Fourth Proportional to 111,132.84, 166,704.64 and 36,252.84
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Solution
The fourth proportional to 111,132.84, 166,704.64 and 36,252.84 is: 54,381.02
Step by Step Solution
- Step 1: Write the proportion equation
111,132.84 : 166,704.64 = 36,252.84 : x - Step 2: Convert to fraction form
111,132.84/166,704.64 = 36,252.84/x - Step 3: Cross multiply
111,132.84x = 166,704.64 × 36,252.84 - Step 4: Simplify right side
111,132.84x = 6,043,516,641.18 - Step 5: Solve for x
x = 6,043,516,641.18/111,132.84 - Step 6: Final answer
x = 54,381.02
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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.