Finding the Fourth Proportional to 199,364.64, 275,116.68 and 108,718.08
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Solution
The fourth proportional to 199,364.64, 275,116.68 and 108,718.08 is: 150,027.39
Step by Step Solution
- Step 1: Write the proportion equation
199,364.64 : 275,116.68 = 108,718.08 : x - Step 2: Convert to fraction form
199,364.64/275,116.68 = 108,718.08/x - Step 3: Cross multiply
199,364.64x = 275,116.68 × 108,718.08 - Step 4: Simplify right side
199,364.64x = 29,910,157,225.57 - Step 5: Solve for x
x = 29,910,157,225.57/199,364.64 - Step 6: Final answer
x = 150,027.39
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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.