Finding the Fourth Proportional to 170,862.24, 256,197.36 and 70,955.22
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Solution
The fourth proportional to 170,862.24, 256,197.36 and 70,955.22 is: 106,392.96
Step by Step Solution
- Step 1: Write the proportion equation
170,862.24 : 256,197.36 = 70,955.22 : x - Step 2: Convert to fraction form
170,862.24/256,197.36 = 70,955.22/x - Step 3: Cross multiply
170,862.24x = 256,197.36 × 70,955.22 - Step 4: Simplify right side
170,862.24x = 18,178,540,042.22 - Step 5: Solve for x
x = 18,178,540,042.22/170,862.24 - Step 6: Final answer
x = 106,392.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.