Finding the Fourth Proportional to 178,964.24, 268,440.18 and 45,845.80
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Solution
The fourth proportional to 178,964.24, 268,440.18 and 45,845.80 is: 68,767.12
Step by Step Solution
- Step 1: Write the proportion equation
178,964.24 : 268,440.18 = 45,845.80 : x - Step 2: Convert to fraction form
178,964.24/268,440.18 = 45,845.80/x - Step 3: Cross multiply
178,964.24x = 268,440.18 × 45,845.80 - Step 4: Simplify right side
178,964.24x = 12,306,854,804.24 - Step 5: Solve for x
x = 12,306,854,804.24/178,964.24 - Step 6: Final answer
x = 68,767.12
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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.