Finding the Fourth Proportional to 168,572.34, 232,636.52 and 96,952.28
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Solution
The fourth proportional to 168,572.34, 232,636.52 and 96,952.28 is: 133,797.99
Step by Step Solution
- Step 1: Write the proportion equation
168,572.34 : 232,636.52 = 96,952.28 : x - Step 2: Convert to fraction form
168,572.34/232,636.52 = 96,952.28/x - Step 3: Cross multiply
168,572.34x = 232,636.52 × 96,952.28 - Step 4: Simplify right side
168,572.34x = 22,554,640,613.28 - Step 5: Solve for x
x = 22,554,640,613.28/168,572.34 - Step 6: Final answer
x = 133,797.99
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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.