Finding the Fourth Proportional to 71,890.93, 107,831.17 and 24,502.09
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Solution
The fourth proportional to 71,890.93, 107,831.17 and 24,502.09 is: 36,751.35
Step by Step Solution
- Step 1: Write the proportion equation
71,890.93 : 107,831.17 = 24,502.09 : x - Step 2: Convert to fraction form
71,890.93/107,831.17 = 24,502.09/x - Step 3: Cross multiply
71,890.93x = 107,831.17 × 24,502.09 - Step 4: Simplify right side
71,890.93x = 2,642,089,032.15 - Step 5: Solve for x
x = 2,642,089,032.15/71,890.93 - Step 6: Final answer
x = 36,751.35
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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.