Finding the Fourth Proportional to 207,670.26, 286,585.02 and 112,177.02
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Solution
The fourth proportional to 207,670.26, 286,585.02 and 112,177.02 is: 154,804.32
Step by Step Solution
- Step 1: Write the proportion equation
207,670.26 : 286,585.02 = 112,177.02 : x - Step 2: Convert to fraction form
207,670.26/286,585.02 = 112,177.02/x - Step 3: Cross multiply
207,670.26x = 286,585.02 × 112,177.02 - Step 4: Simplify right side
207,670.26x = 32,148,253,520.24 - Step 5: Solve for x
x = 32,148,253,520.24/207,670.26 - Step 6: Final answer
x = 154,804.32
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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.