Finding the Fourth Proportional to 80,261.09, 110,772.12 and 46,262.94
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Solution
The fourth proportional to 80,261.09, 110,772.12 and 46,262.94 is: 63,849.67
Step by Step Solution
- Step 1: Write the proportion equation
80,261.09 : 110,772.12 = 46,262.94 : x - Step 2: Convert to fraction form
80,261.09/110,772.12 = 46,262.94/x - Step 3: Cross multiply
80,261.09x = 110,772.12 × 46,262.94 - Step 4: Simplify right side
80,261.09x = 5,124,643,941.23 - Step 5: Solve for x
x = 5,124,643,941.23/80,261.09 - Step 6: Final answer
x = 63,849.67
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1.5x scale
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.