Finding the Fourth Proportional to 178,982.18, 268,305.60 and 60,570.62
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Solution
The fourth proportional to 178,982.18, 268,305.60 and 60,570.62 is: 90,799.19
Step by Step Solution
- Step 1: Write the proportion equation
178,982.18 : 268,305.60 = 60,570.62 : x - Step 2: Convert to fraction form
178,982.18/268,305.60 = 60,570.62/x - Step 3: Cross multiply
178,982.18x = 268,305.60 × 60,570.62 - Step 4: Simplify right side
178,982.18x = 16,251,436,541.47 - Step 5: Solve for x
x = 16,251,436,541.47/178,982.18 - Step 6: Final answer
x = 90,799.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.