Finding the Fourth Proportional to 235,444.92, 353,132.82 and 77,653.14
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Solution
The fourth proportional to 235,444.92, 353,132.82 and 77,653.14 is: 116,468.31
Step by Step Solution
- Step 1: Write the proportion equation
235,444.92 : 353,132.82 = 77,653.14 : x - Step 2: Convert to fraction form
235,444.92/353,132.82 = 77,653.14/x - Step 3: Cross multiply
235,444.92x = 353,132.82 × 77,653.14 - Step 4: Simplify right side
235,444.92x = 27,421,872,310.05 - Step 5: Solve for x
x = 27,421,872,310.05/235,444.92 - Step 6: Final answer
x = 116,468.31
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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.