Finding the Fourth Proportional to 88,810.13, 122,556.53 and 48,523.02
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Solution
The fourth proportional to 88,810.13, 122,556.53 and 48,523.02 is: 66,960.98
Step by Step Solution
- Step 1: Write the proportion equation
88,810.13 : 122,556.53 = 48,523.02 : x - Step 2: Convert to fraction form
88,810.13/122,556.53 = 48,523.02/x - Step 3: Cross multiply
88,810.13x = 122,556.53 × 48,523.02 - Step 4: Simplify right side
88,810.13x = 5,946,812,713.71 - Step 5: Solve for x
x = 5,946,812,713.71/88,810.13 - Step 6: Final answer
x = 66,960.98
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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.