Finding the Fourth Proportional to 199,700.23, 299,553.00 and 66,580.53
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Solution
The fourth proportional to 199,700.23, 299,553.00 and 66,580.53 is: 99,871.68
Step by Step Solution
- Step 1: Write the proportion equation
199,700.23 : 299,553.00 = 66,580.53 : x - Step 2: Convert to fraction form
199,700.23/299,553.00 = 66,580.53/x - Step 3: Cross multiply
199,700.23x = 299,553.00 × 66,580.53 - Step 4: Simplify right side
199,700.23x = 19,944,397,253.41 - Step 5: Solve for x
x = 19,944,397,253.41/199,700.23 - Step 6: Final answer
x = 99,871.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.