Finding the Fourth Proportional to 97,963.82, 134,950.11 and 71,027.18
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Solution
The fourth proportional to 97,963.82, 134,950.11 and 71,027.18 is: 97,843.53
Step by Step Solution
- Step 1: Write the proportion equation
97,963.82 : 134,950.11 = 71,027.18 : x - Step 2: Convert to fraction form
97,963.82/134,950.11 = 71,027.18/x - Step 3: Cross multiply
97,963.82x = 134,950.11 × 71,027.18 - Step 4: Simplify right side
97,963.82x = 9,585,125,753.99 - Step 5: Solve for x
x = 9,585,125,753.99/97,963.82 - Step 6: Final answer
x = 97,843.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.