Finding the Fourth Proportional to 88,959.26, 122,763.70 and 48,673.19
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Solution
The fourth proportional to 88,959.26, 122,763.70 and 48,673.19 is: 67,168.95
Step by Step Solution
- Step 1: Write the proportion equation
88,959.26 : 122,763.70 = 48,673.19 : x - Step 2: Convert to fraction form
88,959.26/122,763.70 = 48,673.19/x - Step 3: Cross multiply
88,959.26x = 122,763.70 × 48,673.19 - Step 4: Simplify right side
88,959.26x = 5,975,300,572.41 - Step 5: Solve for x
x = 5,975,300,572.41/88,959.26 - Step 6: Final answer
x = 67,168.95
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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.