Finding the Fourth Proportional to 163,152.96, 244,969.68 and 91,246.75
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Solution
The fourth proportional to 163,152.96, 244,969.68 and 91,246.75 is: 137,004.49
Step by Step Solution
- Step 1: Write the proportion equation
163,152.96 : 244,969.68 = 91,246.75 : x - Step 2: Convert to fraction form
163,152.96/244,969.68 = 91,246.75/x - Step 3: Cross multiply
163,152.96x = 244,969.68 × 91,246.75 - Step 4: Simplify right side
163,152.96x = 22,352,686,692.31 - Step 5: Solve for x
x = 22,352,686,692.31/163,152.96 - Step 6: Final answer
x = 137,004.49
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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.