Finding the Fourth Proportional to 88,825.73, 122,581.11 and 48,541.19
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Solution
The fourth proportional to 88,825.73, 122,581.11 and 48,541.19 is: 66,987.71
Step by Step Solution
- Step 1: Write the proportion equation
88,825.73 : 122,581.11 = 48,541.19 : x - Step 2: Convert to fraction form
88,825.73/122,581.11 = 48,541.19/x - Step 3: Cross multiply
88,825.73x = 122,581.11 × 48,541.19 - Step 4: Simplify right side
88,825.73x = 5,950,232,095.31 - Step 5: Solve for x
x = 5,950,232,095.31/88,825.73 - Step 6: Final answer
x = 66,987.71
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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.