Finding the Fourth Proportional to 88,809.28, 122,555.36 and 48,522.17
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Solution
The fourth proportional to 88,809.28, 122,555.36 and 48,522.17 is: 66,959.81
Step by Step Solution
- Step 1: Write the proportion equation
88,809.28 : 122,555.36 = 48,522.17 : x - Step 2: Convert to fraction form
88,809.28/122,555.36 = 48,522.17/x - Step 3: Cross multiply
88,809.28x = 122,555.36 × 48,522.17 - Step 4: Simplify right side
88,809.28x = 5,946,652,440.03 - Step 5: Solve for x
x = 5,946,652,440.03/88,809.28 - Step 6: Final answer
x = 66,959.81
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1.5x scale
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.