Finding the Fourth Proportional to 148,515.92, 204,933.04 and 84,857.84
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Solution
The fourth proportional to 148,515.92, 204,933.04 and 84,857.84 is: 117,093.00
Step by Step Solution
- Step 1: Write the proportion equation
148,515.92 : 204,933.04 = 84,857.84 : x - Step 2: Convert to fraction form
148,515.92/204,933.04 = 84,857.84/x - Step 3: Cross multiply
148,515.92x = 204,933.04 × 84,857.84 - Step 4: Simplify right side
148,515.92x = 17,390,175,119.03 - Step 5: Solve for x
x = 17,390,175,119.03/148,515.92 - Step 6: Final answer
x = 117,093.00
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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.