Finding the Fourth Proportional to 193,569.44, 267,118.92 and 108,690.08
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Solution
The fourth proportional to 193,569.44, 267,118.92 and 108,690.08 is: 149,988.43
Step by Step Solution
- Step 1: Write the proportion equation
193,569.44 : 267,118.92 = 108,690.08 : x - Step 2: Convert to fraction form
193,569.44/267,118.92 = 108,690.08/x - Step 3: Cross multiply
193,569.44x = 267,118.92 × 108,690.08 - Step 4: Simplify right side
193,569.44x = 29,033,176,784.31 - Step 5: Solve for x
x = 29,033,176,784.31/193,569.44 - Step 6: Final answer
x = 149,988.43
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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.