Finding the Fourth Proportional to 170,434.97, 235,201.43 and 94,988.33
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Solution
The fourth proportional to 170,434.97, 235,201.43 and 94,988.33 is: 131,084.55
Step by Step Solution
- Step 1: Write the proportion equation
170,434.97 : 235,201.43 = 94,988.33 : x - Step 2: Convert to fraction form
170,434.97/235,201.43 = 94,988.33/x - Step 3: Cross multiply
170,434.97x = 235,201.43 × 94,988.33 - Step 4: Simplify right side
170,434.97x = 22,341,390,574.37 - Step 5: Solve for x
x = 22,341,390,574.37/170,434.97 - Step 6: Final answer
x = 131,084.55
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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.