Finding the Fourth Proportional to 168,642.38, 232,735.49 and 97,033.31
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Solution
The fourth proportional to 168,642.38, 232,735.49 and 97,033.31 is: 133,911.15
Step by Step Solution
- Step 1: Write the proportion equation
168,642.38 : 232,735.49 = 97,033.31 : x - Step 2: Convert to fraction form
168,642.38/232,735.49 = 97,033.31/x - Step 3: Cross multiply
168,642.38x = 232,735.49 × 97,033.31 - Step 4: Simplify right side
168,642.38x = 22,583,094,949.17 - Step 5: Solve for x
x = 22,583,094,949.17/168,642.38 - Step 6: Final answer
x = 133,911.15
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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.