Finding the Fourth Proportional to 123,762.94, 170,796.50 and 67,177.96
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Solution
The fourth proportional to 123,762.94, 170,796.50 and 67,177.96 is: 92,707.56
Step by Step Solution
- Step 1: Write the proportion equation
123,762.94 : 170,796.50 = 67,177.96 : x - Step 2: Convert to fraction form
123,762.94/170,796.50 = 67,177.96/x - Step 3: Cross multiply
123,762.94x = 170,796.50 × 67,177.96 - Step 4: Simplify right side
123,762.94x = 11,473,759,934.18 - Step 5: Solve for x
x = 11,473,759,934.18/123,762.94 - Step 6: Final answer
x = 92,707.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.