Finding the Fourth Proportional to 221,392.88, 332,266.26 and 114,807.14
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Solution
The fourth proportional to 221,392.88, 332,266.26 and 114,807.14 is: 172,302.47
Step by Step Solution
- Step 1: Write the proportion equation
221,392.88 : 332,266.26 = 114,807.14 : x - Step 2: Convert to fraction form
221,392.88/332,266.26 = 114,807.14/x - Step 3: Cross multiply
221,392.88x = 332,266.26 × 114,807.14 - Step 4: Simplify right side
221,392.88x = 38,146,539,029.10 - Step 5: Solve for x
x = 38,146,539,029.10/221,392.88 - Step 6: Final answer
x = 172,302.47
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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.