Finding the Fourth Proportional to 124,119.18, 186,184.80 and 35,378.82
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Solution
The fourth proportional to 124,119.18, 186,184.80 and 35,378.82 is: 53,069.95
Step by Step Solution
- Step 1: Write the proportion equation
124,119.18 : 186,184.80 = 35,378.82 : x - Step 2: Convert to fraction form
124,119.18/186,184.80 = 35,378.82/x - Step 3: Cross multiply
124,119.18x = 186,184.80 × 35,378.82 - Step 4: Simplify right side
124,119.18x = 6,586,998,525.94 - Step 5: Solve for x
x = 6,586,998,525.94/124,119.18 - Step 6: Final answer
x = 53,069.95
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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.