Finding the Fourth Proportional to 261,268.75, 360,555.06 and 146,572.93
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Solution
The fourth proportional to 261,268.75, 360,555.06 and 146,572.93 is: 202,272.99
Step by Step Solution
- Step 1: Write the proportion equation
261,268.75 : 360,555.06 = 146,572.93 : x - Step 2: Convert to fraction form
261,268.75/360,555.06 = 146,572.93/x - Step 3: Cross multiply
261,268.75x = 360,555.06 × 146,572.93 - Step 4: Simplify right side
261,268.75x = 52,847,611,570.53 - Step 5: Solve for x
x = 52,847,611,570.53/261,268.75 - Step 6: Final answer
x = 202,272.99
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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.