Finding the Fourth Proportional to 178,885.73, 268,325.80 and 45,764.84
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Solution
The fourth proportional to 178,885.73, 268,325.80 and 45,764.84 is: 68,646.54
Step by Step Solution
- Step 1: Write the proportion equation
178,885.73 : 268,325.80 = 45,764.84 : x - Step 2: Convert to fraction form
178,885.73/268,325.80 = 45,764.84/x - Step 3: Cross multiply
178,885.73x = 268,325.80 × 45,764.84 - Step 4: Simplify right side
178,885.73x = 12,279,887,304.87 - Step 5: Solve for x
x = 12,279,887,304.87/178,885.73 - Step 6: Final answer
x = 68,646.54
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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.