Finding the Fourth Proportional to 92,512.62, 138,769.29 and 22,391.82
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Solution
The fourth proportional to 92,512.62, 138,769.29 and 22,391.82 is: 33,587.82
Step by Step Solution
- Step 1: Write the proportion equation
92,512.62 : 138,769.29 = 22,391.82 : x - Step 2: Convert to fraction form
92,512.62/138,769.29 = 22,391.82/x - Step 3: Cross multiply
92,512.62x = 138,769.29 × 22,391.82 - Step 4: Simplify right side
92,512.62x = 3,107,296,963.21 - Step 5: Solve for x
x = 3,107,296,963.21/92,512.62 - Step 6: Final answer
x = 33,587.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.