Finding the Fourth Proportional to 146,326.21, 219,466.42 and 46,473.26
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Solution
The fourth proportional to 146,326.21, 219,466.42 and 46,473.26 is: 69,702.61
Step by Step Solution
- Step 1: Write the proportion equation
146,326.21 : 219,466.42 = 46,473.26 : x - Step 2: Convert to fraction form
146,326.21/219,466.42 = 46,473.26/x - Step 3: Cross multiply
146,326.21x = 219,466.42 × 46,473.26 - Step 4: Simplify right side
146,326.21x = 10,199,318,784.41 - Step 5: Solve for x
x = 10,199,318,784.41/146,326.21 - Step 6: Final answer
x = 69,702.61
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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.