Finding the Fourth Proportional to 121,350.93, 167,450.44 and 70,353.02
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Solution
The fourth proportional to 121,350.93, 167,450.44 and 70,353.02 is: 97,079.14
Step by Step Solution
- Step 1: Write the proportion equation
121,350.93 : 167,450.44 = 70,353.02 : x - Step 2: Convert to fraction form
121,350.93/167,450.44 = 70,353.02/x - Step 3: Cross multiply
121,350.93x = 167,450.44 × 70,353.02 - Step 4: Simplify right side
121,350.93x = 11,780,643,802.56 - Step 5: Solve for x
x = 11,780,643,802.56/121,350.93 - Step 6: Final answer
x = 97,079.14
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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.