Finding the Fourth Proportional to 199,371.30, 275,125.76 and 118,757.12
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Solution
The fourth proportional to 199,371.30, 275,125.76 and 118,757.12 is: 163,880.86
Step by Step Solution
- Step 1: Write the proportion equation
199,371.30 : 275,125.76 = 118,757.12 : x - Step 2: Convert to fraction form
199,371.30/275,125.76 = 118,757.12/x - Step 3: Cross multiply
199,371.30x = 275,125.76 × 118,757.12 - Step 4: Simplify right side
199,371.30x = 32,673,140,926.00 - Step 5: Solve for x
x = 32,673,140,926.00/199,371.30 - Step 6: Final answer
x = 163,880.86
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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.