Finding the Fourth Proportional to 146,310.12, 219,465.18 and 41,129.09
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Solution
The fourth proportional to 146,310.12, 219,465.18 and 41,129.09 is: 61,693.64
Step by Step Solution
- Step 1: Write the proportion equation
146,310.12 : 219,465.18 = 41,129.09 : x - Step 2: Convert to fraction form
146,310.12/219,465.18 = 41,129.09/x - Step 3: Cross multiply
146,310.12x = 219,465.18 × 41,129.09 - Step 4: Simplify right side
146,310.12x = 9,026,403,656.51 - Step 5: Solve for x
x = 9,026,403,656.51/146,310.12 - Step 6: Final answer
x = 61,693.64
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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.