Finding the Fourth Proportional to 109,832.07, 151,566.62 and 62,083.74
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Solution
The fourth proportional to 109,832.07, 151,566.62 and 62,083.74 is: 85,674.63
Step by Step Solution
- Step 1: Write the proportion equation
109,832.07 : 151,566.62 = 62,083.74 : x - Step 2: Convert to fraction form
109,832.07/151,566.62 = 62,083.74/x - Step 3: Cross multiply
109,832.07x = 151,566.62 × 62,083.74 - Step 4: Simplify right side
109,832.07x = 9,409,822,318.34 - Step 5: Solve for x
x = 9,409,822,318.34/109,832.07 - Step 6: Final answer
x = 85,674.63
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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.