Finding the Fourth Proportional to 92,394.42, 138,591.63 and 22,273.80
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Solution
The fourth proportional to 92,394.42, 138,591.63 and 22,273.80 is: 33,410.70
Step by Step Solution
- Step 1: Write the proportion equation
92,394.42 : 138,591.63 = 22,273.80 : x - Step 2: Convert to fraction form
92,394.42/138,591.63 = 22,273.80/x - Step 3: Cross multiply
92,394.42x = 138,591.63 × 22,273.80 - Step 4: Simplify right side
92,394.42x = 3,086,962,248.29 - Step 5: Solve for x
x = 3,086,962,248.29/92,394.42 - Step 6: Final answer
x = 33,410.70
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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.