Finding the Fourth Proportional to 199,683.12, 299,504.16 and 66,549
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Solution
The fourth proportional to 199,683.12, 299,504.16 and 66,549 is: 99,816.66
Step by Step Solution
- Step 1: Write the proportion equation
199,683.12 : 299,504.16 = 66,549 : x - Step 2: Convert to fraction form
199,683.12/299,504.16 = 66,549/x - Step 3: Cross multiply
199,683.12x = 299,504.16 × 66,549 - Step 4: Simplify right side
199,683.12x = 19,931,702,343.84 - Step 5: Solve for x
x = 19,931,702,343.84/199,683.12 - Step 6: Final answer
x = 99,816.66
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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.