Finding the Fourth Proportional to 166,224.78, 249,337.62 and 66,393.09
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Solution
The fourth proportional to 166,224.78, 249,337.62 and 66,393.09 is: 99,589.81
Step by Step Solution
- Step 1: Write the proportion equation
166,224.78 : 249,337.62 = 66,393.09 : x - Step 2: Convert to fraction form
166,224.78/249,337.62 = 66,393.09/x - Step 3: Cross multiply
166,224.78x = 249,337.62 × 66,393.09 - Step 4: Simplify right side
166,224.78x = 16,554,295,045.05 - Step 5: Solve for x
x = 16,554,295,045.05/166,224.78 - Step 6: Final answer
x = 99,589.81
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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.