Finding the Fourth Proportional to 296,159.64, 408,699.12 and 160,193.95
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Solution
The fourth proportional to 296,159.64, 408,699.12 and 160,193.95 is: 221,067.01
Step by Step Solution
- Step 1: Write the proportion equation
296,159.64 : 408,699.12 = 160,193.95 : x - Step 2: Convert to fraction form
296,159.64/408,699.12 = 160,193.95/x - Step 3: Cross multiply
296,159.64x = 408,699.12 × 160,193.95 - Step 4: Simplify right side
296,159.64x = 65,471,127,371.15 - Step 5: Solve for x
x = 65,471,127,371.15/296,159.64 - Step 6: Final answer
x = 221,067.01
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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.