Finding the Fourth Proportional to 187,853.38, 281,823.28 and 61,497.70
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Solution
The fourth proportional to 187,853.38, 281,823.28 and 61,497.70 is: 92,260.70
Step by Step Solution
- Step 1: Write the proportion equation
187,853.38 : 281,823.28 = 61,497.70 : x - Step 2: Convert to fraction form
187,853.38/281,823.28 = 61,497.70/x - Step 3: Cross multiply
187,853.38x = 281,823.28 × 61,497.70 - Step 4: Simplify right side
187,853.38x = 17,331,483,526.46 - Step 5: Solve for x
x = 17,331,483,526.46/187,853.38 - Step 6: Final answer
x = 92,260.70
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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.