Finding the Fourth Proportional to 209,798.44, 314,695.28 and 125,582.13
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Solution
The fourth proportional to 209,798.44, 314,695.28 and 125,582.13 is: 188,371.77
Step by Step Solution
- Step 1: Write the proportion equation
209,798.44 : 314,695.28 = 125,582.13 : x - Step 2: Convert to fraction form
209,798.44/314,695.28 = 125,582.13/x - Step 3: Cross multiply
209,798.44x = 314,695.28 × 125,582.13 - Step 4: Simplify right side
209,798.44x = 39,520,103,877.30 - Step 5: Solve for x
x = 39,520,103,877.30/209,798.44 - Step 6: Final answer
x = 188,371.77
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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.