Finding the Fourth Proportional to 199,124.01, 274,790.04 and 108,479.75
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Solution
The fourth proportional to 199,124.01, 274,790.04 and 108,479.75 is: 149,701.45
Step by Step Solution
- Step 1: Write the proportion equation
199,124.01 : 274,790.04 = 108,479.75 : x - Step 2: Convert to fraction form
199,124.01/274,790.04 = 108,479.75/x - Step 3: Cross multiply
199,124.01x = 274,790.04 × 108,479.75 - Step 4: Simplify right side
199,124.01x = 29,809,153,467.74 - Step 5: Solve for x
x = 29,809,153,467.74/199,124.01 - Step 6: Final answer
x = 149,701.45
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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.