Finding the Fourth Proportional to 124,293.93, 171,525.92 and 67,704.09
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Solution
The fourth proportional to 124,293.93, 171,525.92 and 67,704.09 is: 93,431.80
Step by Step Solution
- Step 1: Write the proportion equation
124,293.93 : 171,525.92 = 67,704.09 : x - Step 2: Convert to fraction form
124,293.93/171,525.92 = 67,704.09/x - Step 3: Cross multiply
124,293.93x = 171,525.92 × 67,704.09 - Step 4: Simplify right side
124,293.93x = 11,613,005,986.49 - Step 5: Solve for x
x = 11,613,005,986.49/124,293.93 - Step 6: Final answer
x = 93,431.80
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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.