Finding the Fourth Proportional to 132,867.26, 183,253.14 and 85,125.08
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Solution
The fourth proportional to 132,867.26, 183,253.14 and 85,125.08 is: 117,406.19
Step by Step Solution
- Step 1: Write the proportion equation
132,867.26 : 183,253.14 = 85,125.08 : x - Step 2: Convert to fraction form
132,867.26/183,253.14 = 85,125.08/x - Step 3: Cross multiply
132,867.26x = 183,253.14 × 85,125.08 - Step 4: Simplify right side
132,867.26x = 15,599,438,202.75 - Step 5: Solve for x
x = 15,599,438,202.75/132,867.26 - Step 6: Final answer
x = 117,406.19
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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.