Finding the Fourth Proportional to 88,097.04, 121,571.82 and 47,809.08
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Solution
The fourth proportional to 88,097.04, 121,571.82 and 47,809.08 is: 65,975.39
Step by Step Solution
- Step 1: Write the proportion equation
88,097.04 : 121,571.82 = 47,809.08 : x - Step 2: Convert to fraction form
88,097.04/121,571.82 = 47,809.08/x - Step 3: Cross multiply
88,097.04x = 121,571.82 × 47,809.08 - Step 4: Simplify right side
88,097.04x = 5,812,236,868.13 - Step 5: Solve for x
x = 5,812,236,868.13/88,097.04 - Step 6: Final answer
x = 65,975.39
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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.