Finding the Fourth Proportional to 207,627.36, 286,525.65 and 112,134.06
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Solution
The fourth proportional to 207,627.36, 286,525.65 and 112,134.06 is: 154,744.95
Step by Step Solution
- Step 1: Write the proportion equation
207,627.36 : 286,525.65 = 112,134.06 : x - Step 2: Convert to fraction form
207,627.36/286,525.65 = 112,134.06/x - Step 3: Cross multiply
207,627.36x = 286,525.65 × 112,134.06 - Step 4: Simplify right side
207,627.36x = 32,129,284,428.64 - Step 5: Solve for x
x = 32,129,284,428.64/207,627.36 - Step 6: Final answer
x = 154,744.95
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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.