Finding the Fourth Proportional to 146,325.36, 201,919.86 and 82,652.88
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Solution
The fourth proportional to 146,325.36, 201,919.86 and 82,652.88 is: 114,055.81
Step by Step Solution
- Step 1: Write the proportion equation
146,325.36 : 201,919.86 = 82,652.88 : x - Step 2: Convert to fraction form
146,325.36/201,919.86 = 82,652.88/x - Step 3: Cross multiply
146,325.36x = 201,919.86 × 82,652.88 - Step 4: Simplify right side
146,325.36x = 16,689,257,958.20 - Step 5: Solve for x
x = 16,689,257,958.20/146,325.36 - Step 6: Final answer
x = 114,055.81
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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.