Finding the Fourth Proportional to 134,945.40, 202,382.70 and 40,150.08
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Solution
The fourth proportional to 134,945.40, 202,382.70 and 40,150.08 is: 60,214.59
Step by Step Solution
- Step 1: Write the proportion equation
134,945.40 : 202,382.70 = 40,150.08 : x - Step 2: Convert to fraction form
134,945.40/202,382.70 = 40,150.08/x - Step 3: Cross multiply
134,945.40x = 202,382.70 × 40,150.08 - Step 4: Simplify right side
134,945.40x = 8,125,681,595.62 - Step 5: Solve for x
x = 8,125,681,595.62/134,945.40 - Step 6: Final answer
x = 60,214.59
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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.