Finding the Fourth Proportional to 88,964.97, 122,766.39 and 48,670.71
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Solution
The fourth proportional to 88,964.97, 122,766.39 and 48,670.71 is: 67,162.70
Step by Step Solution
- Step 1: Write the proportion equation
88,964.97 : 122,766.39 = 48,670.71 : x - Step 2: Convert to fraction form
88,964.97/122,766.39 = 48,670.71/x - Step 3: Cross multiply
88,964.97x = 122,766.39 × 48,670.71 - Step 4: Simplify right side
88,964.97x = 5,975,127,365.44 - Step 5: Solve for x
x = 5,975,127,365.44/88,964.97 - Step 6: Final answer
x = 67,162.70
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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.