Finding the Fourth Proportional to 162,546.84, 224,331.51 and 93,638.70
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Solution
The fourth proportional to 162,546.84, 224,331.51 and 93,638.70 is: 129,231.12
Step by Step Solution
- Step 1: Write the proportion equation
162,546.84 : 224,331.51 = 93,638.70 : x - Step 2: Convert to fraction form
162,546.84/224,331.51 = 93,638.70/x - Step 3: Cross multiply
162,546.84x = 224,331.51 × 93,638.70 - Step 4: Simplify right side
162,546.84x = 21,006,110,965.44 - Step 5: Solve for x
x = 21,006,110,965.44/162,546.84 - Step 6: Final answer
x = 129,231.12
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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.