Finding the Fourth Proportional to 146,000.99, 219,000.20 and 46,161.26
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Solution
The fourth proportional to 146,000.99, 219,000.20 and 46,161.26 is: 69,241.47
Step by Step Solution
- Step 1: Write the proportion equation
146,000.99 : 219,000.20 = 46,161.26 : x - Step 2: Convert to fraction form
146,000.99/219,000.20 = 46,161.26/x - Step 3: Cross multiply
146,000.99x = 219,000.20 × 46,161.26 - Step 4: Simplify right side
146,000.99x = 10,109,323,846.44 - Step 5: Solve for x
x = 10,109,323,846.44/146,000.99 - Step 6: Final answer
x = 69,241.47
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Double scale
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1.5x scale
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.