Finding the Fourth Proportional to 232,813.20, 349,252.20 and 92,539.20
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Solution
The fourth proportional to 232,813.20, 349,252.20 and 92,539.20 is: 138,821.68
Step by Step Solution
- Step 1: Write the proportion equation
232,813.20 : 349,252.20 = 92,539.20 : x - Step 2: Convert to fraction form
232,813.20/349,252.20 = 92,539.20/x - Step 3: Cross multiply
232,813.20x = 349,252.20 × 92,539.20 - Step 4: Simplify right side
232,813.20x = 32,319,519,186.24 - Step 5: Solve for x
x = 32,319,519,186.24/232,813.20 - Step 6: Final answer
x = 138,821.68
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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.