Finding the Fourth Proportional to 170,460.68, 235,149.24 and 130,104.38
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Solution
The fourth proportional to 170,460.68, 235,149.24 and 130,104.38 is: 179,478.02
Step by Step Solution
- Step 1: Write the proportion equation
170,460.68 : 235,149.24 = 130,104.38 : x - Step 2: Convert to fraction form
170,460.68/235,149.24 = 130,104.38/x - Step 3: Cross multiply
170,460.68x = 235,149.24 × 130,104.38 - Step 4: Simplify right side
170,460.68x = 30,593,946,077.67 - Step 5: Solve for x
x = 30,593,946,077.67/170,460.68 - Step 6: Final answer
x = 179,478.02
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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.