Finding the Fourth Proportional to 146,363.08, 201,982.02 and 79,295.08
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Solution
The fourth proportional to 146,363.08, 201,982.02 and 79,295.08 is: 109,427.74
Step by Step Solution
- Step 1: Write the proportion equation
146,363.08 : 201,982.02 = 79,295.08 : x - Step 2: Convert to fraction form
146,363.08/201,982.02 = 79,295.08/x - Step 3: Cross multiply
146,363.08x = 201,982.02 × 79,295.08 - Step 4: Simplify right side
146,363.08x = 16,016,180,434.46 - Step 5: Solve for x
x = 16,016,180,434.46/146,363.08 - Step 6: Final answer
x = 109,427.74
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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.