Finding the Fourth Proportional to 88,293.93, 121,842.26 and 48,007.72
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Solution
The fourth proportional to 88,293.93, 121,842.26 and 48,007.72 is: 66,248.82
Step by Step Solution
- Step 1: Write the proportion equation
88,293.93 : 121,842.26 = 48,007.72 : x - Step 2: Convert to fraction form
88,293.93/121,842.26 = 48,007.72/x - Step 3: Cross multiply
88,293.93x = 121,842.26 × 48,007.72 - Step 4: Simplify right side
88,293.93x = 5,849,369,102.25 - Step 5: Solve for x
x = 5,849,369,102.25/88,293.93 - Step 6: Final answer
x = 66,248.82
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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.