Finding the Fourth Proportional to 232,836.78, 349,257.32 and 92,631.18
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Solution
The fourth proportional to 232,836.78, 349,257.32 and 92,631.18 is: 138,947.63
Step by Step Solution
- Step 1: Write the proportion equation
232,836.78 : 349,257.32 = 92,631.18 : x - Step 2: Convert to fraction form
232,836.78/349,257.32 = 92,631.18/x - Step 3: Cross multiply
232,836.78x = 349,257.32 × 92,631.18 - Step 4: Simplify right side
232,836.78x = 32,352,117,675.24 - Step 5: Solve for x
x = 32,352,117,675.24/232,836.78 - Step 6: Final answer
x = 138,947.63
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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.