Finding the Fourth Proportional to 177,307.12, 244,683.88 and 113,644.92
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Solution
The fourth proportional to 177,307.12, 244,683.88 and 113,644.92 is: 156,830.02
Step by Step Solution
- Step 1: Write the proportion equation
177,307.12 : 244,683.88 = 113,644.92 : x - Step 2: Convert to fraction form
177,307.12/244,683.88 = 113,644.92/x - Step 3: Cross multiply
177,307.12x = 244,683.88 × 113,644.92 - Step 4: Simplify right side
177,307.12x = 27,807,079,967.89 - Step 5: Solve for x
x = 27,807,079,967.89/177,307.12 - Step 6: Final answer
x = 156,830.02
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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.