Finding the Fourth Proportional to 88,383.06, 121,969.62 and 48,097.08
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Solution
The fourth proportional to 88,383.06, 121,969.62 and 48,097.08 is: 66,374.51
Step by Step Solution
- Step 1: Write the proportion equation
88,383.06 : 121,969.62 = 48,097.08 : x - Step 2: Convert to fraction form
88,383.06/121,969.62 = 48,097.08/x - Step 3: Cross multiply
88,383.06x = 121,969.62 × 48,097.08 - Step 4: Simplify right side
88,383.06x = 5,866,382,570.71 - Step 5: Solve for x
x = 5,866,382,570.71/88,383.06 - Step 6: Final answer
x = 66,374.51
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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.