Finding the Fourth Proportional to 201,934.56, 302,513.28 and 112,918.08
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Solution
The fourth proportional to 201,934.56, 302,513.28 and 112,918.08 is: 169,159.84
Step by Step Solution
- Step 1: Write the proportion equation
201,934.56 : 302,513.28 = 112,918.08 : x - Step 2: Convert to fraction form
201,934.56/302,513.28 = 112,918.08/x - Step 3: Cross multiply
201,934.56x = 302,513.28 × 112,918.08 - Step 4: Simplify right side
201,934.56x = 34,159,218,752.10 - Step 5: Solve for x
x = 34,159,218,752.10/201,934.56 - Step 6: Final answer
x = 169,159.84
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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.