Finding the Fourth Proportional to 170,504.56, 235,296.84 and 98,926.96
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Solution
The fourth proportional to 170,504.56, 235,296.84 and 98,926.96 is: 136,519.52
Step by Step Solution
- Step 1: Write the proportion equation
170,504.56 : 235,296.84 = 98,926.96 : x - Step 2: Convert to fraction form
170,504.56/235,296.84 = 98,926.96/x - Step 3: Cross multiply
170,504.56x = 235,296.84 × 98,926.96 - Step 4: Simplify right side
170,504.56x = 23,277,201,078.81 - Step 5: Solve for x
x = 23,277,201,078.81/170,504.56 - Step 6: Final answer
x = 136,519.52
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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.