Finding the Fourth Proportional to 97,704.09, 134,817.21 and 55,261.71
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Solution
The fourth proportional to 97,704.09, 134,817.21 and 55,261.71 is: 76,253.00
Step by Step Solution
- Step 1: Write the proportion equation
97,704.09 : 134,817.21 = 55,261.71 : x - Step 2: Convert to fraction form
97,704.09/134,817.21 = 55,261.71/x - Step 3: Cross multiply
97,704.09x = 134,817.21 × 55,261.71 - Step 4: Simplify right side
97,704.09x = 7,450,229,562.03 - Step 5: Solve for x
x = 7,450,229,562.03/97,704.09 - Step 6: Final answer
x = 76,253.00
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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.