Finding the Fourth Proportional to 88,808.16, 122,554.74 and 48,521.46
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Solution
The fourth proportional to 88,808.16, 122,554.74 and 48,521.46 is: 66,959.33
Step by Step Solution
- Step 1: Write the proportion equation
88,808.16 : 122,554.74 = 48,521.46 : x - Step 2: Convert to fraction form
88,808.16/122,554.74 = 48,521.46/x - Step 3: Cross multiply
88,808.16x = 122,554.74 × 48,521.46 - Step 4: Simplify right side
88,808.16x = 5,946,534,914.72 - Step 5: Solve for x
x = 5,946,534,914.72/88,808.16 - Step 6: Final answer
x = 66,959.33
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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.