Finding the Fourth Proportional to 172,799.63, 238,463.49 and 97,348.13
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Solution
The fourth proportional to 172,799.63, 238,463.49 and 97,348.13 is: 134,340.42
Step by Step Solution
- Step 1: Write the proportion equation
172,799.63 : 238,463.49 = 97,348.13 : x - Step 2: Convert to fraction form
172,799.63/238,463.49 = 97,348.13/x - Step 3: Cross multiply
172,799.63x = 238,463.49 × 97,348.13 - Step 4: Simplify right side
172,799.63x = 23,213,973,632.46 - Step 5: Solve for x
x = 23,213,973,632.46/172,799.63 - Step 6: Final answer
x = 134,340.42
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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.