Finding the Fourth Proportional to 229,224.80, 343,837.20 and 166,239.20
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Solution
The fourth proportional to 229,224.80, 343,837.20 and 166,239.20 is: 249,358.80
Step by Step Solution
- Step 1: Write the proportion equation
229,224.80 : 343,837.20 = 166,239.20 : x - Step 2: Convert to fraction form
229,224.80/343,837.20 = 166,239.20/x - Step 3: Cross multiply
229,224.80x = 343,837.20 × 166,239.20 - Step 4: Simplify right side
229,224.80x = 57,159,221,058.24 - Step 5: Solve for x
x = 57,159,221,058.24/229,224.80 - Step 6: Final answer
x = 249,358.80
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1.5x scale
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.