Finding the Fourth Proportional to 173,905.80, 260,858.70 and 159,325.80
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Solution
The fourth proportional to 173,905.80, 260,858.70 and 159,325.80 is: 238,988.70
Step by Step Solution
- Step 1: Write the proportion equation
173,905.80 : 260,858.70 = 159,325.80 : x - Step 2: Convert to fraction form
173,905.80/260,858.70 = 159,325.80/x - Step 3: Cross multiply
173,905.80x = 260,858.70 × 159,325.80 - Step 4: Simplify right side
173,905.80x = 41,561,521,064.46 - Step 5: Solve for x
x = 41,561,521,064.46/173,905.80 - Step 6: Final answer
x = 238,988.70
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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.