Finding the Fourth Proportional to 146,140.07, 219,216.49 and 46,307.62
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Solution
The fourth proportional to 146,140.07, 219,216.49 and 46,307.62 is: 69,463.45
Step by Step Solution
- Step 1: Write the proportion equation
146,140.07 : 219,216.49 = 46,307.62 : x - Step 2: Convert to fraction form
146,140.07/219,216.49 = 46,307.62/x - Step 3: Cross multiply
146,140.07x = 219,216.49 × 46,307.62 - Step 4: Simplify right side
146,140.07x = 10,151,393,685.12 - Step 5: Solve for x
x = 10,151,393,685.12/146,140.07 - Step 6: Final answer
x = 69,463.45
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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.