Finding the Fourth Proportional to 240,540.08, 331,940.28 and 133,103.68
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Solution
The fourth proportional to 240,540.08, 331,940.28 and 133,103.68 is: 183,680.29
Step by Step Solution
- Step 1: Write the proportion equation
240,540.08 : 331,940.28 = 133,103.68 : x - Step 2: Convert to fraction form
240,540.08/331,940.28 = 133,103.68/x - Step 3: Cross multiply
240,540.08x = 331,940.28 × 133,103.68 - Step 4: Simplify right side
240,540.08x = 44,182,472,808.23 - Step 5: Solve for x
x = 44,182,472,808.23/240,540.08 - Step 6: Final answer
x = 183,680.29
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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.