Finding the Fourth Proportional to 92,304.24, 138,463.02 and 33,140.40
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Solution
The fourth proportional to 92,304.24, 138,463.02 and 33,140.40 is: 49,712.99
Step by Step Solution
- Step 1: Write the proportion equation
92,304.24 : 138,463.02 = 33,140.40 : x - Step 2: Convert to fraction form
92,304.24/138,463.02 = 33,140.40/x - Step 3: Cross multiply
92,304.24x = 138,463.02 × 33,140.40 - Step 4: Simplify right side
92,304.24x = 4,588,719,868.01 - Step 5: Solve for x
x = 4,588,719,868.01/92,304.24 - Step 6: Final answer
x = 49,712.99
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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.