Finding the Fourth Proportional to 206,829.74, 310,168.05 and 73,674.65
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Solution
The fourth proportional to 206,829.74, 310,168.05 and 73,674.65 is: 110,484.70
Step by Step Solution
- Step 1: Write the proportion equation
206,829.74 : 310,168.05 = 73,674.65 : x - Step 2: Convert to fraction form
206,829.74/310,168.05 = 73,674.65/x - Step 3: Cross multiply
206,829.74x = 310,168.05 × 73,674.65 - Step 4: Simplify right side
206,829.74x = 22,851,520,974.09 - Step 5: Solve for x
x = 22,851,520,974.09/206,829.74 - Step 6: Final answer
x = 110,484.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.