Finding the Fourth Proportional to 146,601.99, 202,311.14 and 79,533.99
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Solution
The fourth proportional to 146,601.99, 202,311.14 and 79,533.99 is: 109,757.12
Step by Step Solution
- Step 1: Write the proportion equation
146,601.99 : 202,311.14 = 79,533.99 : x - Step 2: Convert to fraction form
146,601.99/202,311.14 = 79,533.99/x - Step 3: Cross multiply
146,601.99x = 202,311.14 × 79,533.99 - Step 4: Simplify right side
146,601.99x = 16,090,611,787.98 - Step 5: Solve for x
x = 16,090,611,787.98/146,601.99 - Step 6: Final answer
x = 109,757.12
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1.5x scale
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.