Finding the Fourth Proportional to 107,373.48, 161,063.58 and 51,219.68
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Solution
The fourth proportional to 107,373.48, 161,063.58 and 51,219.68 is: 76,831.12
Step by Step Solution
- Step 1: Write the proportion equation
107,373.48 : 161,063.58 = 51,219.68 : x - Step 2: Convert to fraction form
107,373.48/161,063.58 = 51,219.68/x - Step 3: Cross multiply
107,373.48x = 161,063.58 × 51,219.68 - Step 4: Simplify right side
107,373.48x = 8,249,625,027.25 - Step 5: Solve for x
x = 8,249,625,027.25/107,373.48 - Step 6: Final answer
x = 76,831.12
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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.