Finding the Fourth Proportional to 83,614.08, 125,442.99 and 48,520.02
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Solution
The fourth proportional to 83,614.08, 125,442.99 and 48,520.02 is: 72,792.72
Step by Step Solution
- Step 1: Write the proportion equation
83,614.08 : 125,442.99 = 48,520.02 : x - Step 2: Convert to fraction form
83,614.08/125,442.99 = 48,520.02/x - Step 3: Cross multiply
83,614.08x = 125,442.99 × 48,520.02 - Step 4: Simplify right side
83,614.08x = 6,086,496,383.66 - Step 5: Solve for x
x = 6,086,496,383.66/83,614.08 - Step 6: Final answer
x = 72,792.72
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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.