Finding the Fourth Proportional to 146,332.08, 201,939.24 and 79,264.08
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Solution
The fourth proportional to 146,332.08, 201,939.24 and 79,264.08 is: 109,384.96
Step by Step Solution
- Step 1: Write the proportion equation
146,332.08 : 201,939.24 = 79,264.08 : x - Step 2: Convert to fraction form
146,332.08/201,939.24 = 79,264.08/x - Step 3: Cross multiply
146,332.08x = 201,939.24 × 79,264.08 - Step 4: Simplify right side
146,332.08x = 16,006,528,074.50 - Step 5: Solve for x
x = 16,006,528,074.50/146,332.08 - Step 6: Final answer
x = 109,384.96
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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.