Finding the Fourth Proportional to 233,449.19, 322,160.49 and 136,635.49
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Solution
The fourth proportional to 233,449.19, 322,160.49 and 136,635.49 is: 188,557.33
Step by Step Solution
- Step 1: Write the proportion equation
233,449.19 : 322,160.49 = 136,635.49 : x - Step 2: Convert to fraction form
233,449.19/322,160.49 = 136,635.49/x - Step 3: Cross multiply
233,449.19x = 322,160.49 × 136,635.49 - Step 4: Simplify right side
233,449.19x = 44,018,556,812.49 - Step 5: Solve for x
x = 44,018,556,812.49/233,449.19 - Step 6: Final answer
x = 188,557.33
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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.