Finding the Fourth Proportional to 121,407.03, 182,112.30 and 46,530.99
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Solution
The fourth proportional to 121,407.03, 182,112.30 and 46,530.99 is: 69,797.16
Step by Step Solution
- Step 1: Write the proportion equation
121,407.03 : 182,112.30 = 46,530.99 : x - Step 2: Convert to fraction form
121,407.03/182,112.30 = 46,530.99/x - Step 3: Cross multiply
121,407.03x = 182,112.30 × 46,530.99 - Step 4: Simplify right side
121,407.03x = 8,473,865,610.18 - Step 5: Solve for x
x = 8,473,865,610.18/121,407.03 - Step 6: Final answer
x = 69,797.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.