Finding the Fourth Proportional to 80,725.15, 121,092.28 and 24,567.09
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Solution
The fourth proportional to 80,725.15, 121,092.28 and 24,567.09 is: 36,852.02
Step by Step Solution
- Step 1: Write the proportion equation
80,725.15 : 121,092.28 = 24,567.09 : x - Step 2: Convert to fraction form
80,725.15/121,092.28 = 24,567.09/x - Step 3: Cross multiply
80,725.15x = 121,092.28 × 24,567.09 - Step 4: Simplify right side
80,725.15x = 2,974,884,941.07 - Step 5: Solve for x
x = 2,974,884,941.07/80,725.15 - Step 6: Final answer
x = 36,852.02
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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.