Finding the Fourth Proportional to 124,268.20, 186,388.35 and 34,323.70
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Solution
The fourth proportional to 124,268.20, 186,388.35 and 34,323.70 is: 51,481.70
Step by Step Solution
- Step 1: Write the proportion equation
124,268.20 : 186,388.35 = 34,323.70 : x - Step 2: Convert to fraction form
124,268.20/186,388.35 = 34,323.70/x - Step 3: Cross multiply
124,268.20x = 186,388.35 × 34,323.70 - Step 4: Simplify right side
124,268.20x = 6,397,537,808.90 - Step 5: Solve for x
x = 6,397,537,808.90/124,268.20 - Step 6: Final answer
x = 51,481.70
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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.