Finding the Fourth Proportional to 88,808.68, 122,554.54 and 48,521.58
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Solution
The fourth proportional to 88,808.68, 122,554.54 and 48,521.58 is: 66,958.99
Step by Step Solution
- Step 1: Write the proportion equation
88,808.68 : 122,554.54 = 48,521.58 : x - Step 2: Convert to fraction form
88,808.68/122,554.54 = 48,521.58/x - Step 3: Cross multiply
88,808.68x = 122,554.54 × 48,521.58 - Step 4: Simplify right side
88,808.68x = 5,946,539,916.97 - Step 5: Solve for x
x = 5,946,539,916.97/88,808.68 - Step 6: Final answer
x = 66,958.99
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1.5x scale
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.