Finding the Fourth Proportional to 170,584.56, 235,387.80 and 98,950.68
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Solution
The fourth proportional to 170,584.56, 235,387.80 and 98,950.68 is: 136,540.98
Step by Step Solution
- Step 1: Write the proportion equation
170,584.56 : 235,387.80 = 98,950.68 : x - Step 2: Convert to fraction form
170,584.56/235,387.80 = 98,950.68/x - Step 3: Cross multiply
170,584.56x = 235,387.80 × 98,950.68 - Step 4: Simplify right side
170,584.56x = 23,291,782,873.70 - Step 5: Solve for x
x = 23,291,782,873.70/170,584.56 - Step 6: Final answer
x = 136,540.98
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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.