Finding the Fourth Proportional to 163,427.84, 244,914.96 and 74,463.92
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Solution
The fourth proportional to 163,427.84, 244,914.96 and 74,463.92 is: 111,592.54
Step by Step Solution
- Step 1: Write the proportion equation
163,427.84 : 244,914.96 = 74,463.92 : x - Step 2: Convert to fraction form
163,427.84/244,914.96 = 74,463.92/x - Step 3: Cross multiply
163,427.84x = 244,914.96 × 74,463.92 - Step 4: Simplify right side
163,427.84x = 18,237,327,988.24 - Step 5: Solve for x
x = 18,237,327,988.24/163,427.84 - Step 6: Final answer
x = 111,592.54
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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.