Finding the Third Proportional to 68,649.09 and 147,831.56
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Solution
The third proportional to 68,649.09 and 147,831.56 is: 318,346.09
Step by Step Solution
- Step 1: Write the proportion equation
68,649.09 : 147,831.56 = 147,831.56 : x - Step 2: Convert to fraction form
68,649.09/147,831.56 = 147,831.56/x - Step 3: Cross multiply
68,649.09x = 147,831.56 × 147,831.56 - Step 4: Simplify right side
68,649.09x = 21,854,170,871.19 - Step 5: Solve for x
x = 21,854,170,871.19/68,649.09 - Step 6: Final answer
x = 318,346.09
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.