Finding the Fourth Proportional to 251,114.06, 346,539.92 and 136,394.95
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Solution
The fourth proportional to 251,114.06, 346,539.92 and 136,394.95 is: 188,226.40
Step by Step Solution
- Step 1: Write the proportion equation
251,114.06 : 346,539.92 = 136,394.95 : x - Step 2: Convert to fraction form
251,114.06/346,539.92 = 136,394.95/x - Step 3: Cross multiply
251,114.06x = 346,539.92 × 136,394.95 - Step 4: Simplify right side
251,114.06x = 47,266,295,061.40 - Step 5: Solve for x
x = 47,266,295,061.40/251,114.06 - Step 6: Final answer
x = 188,226.40
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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.