Finding the Fourth Proportional to 170,144.55, 254,935.98 and 98,867.09
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Solution
The fourth proportional to 170,144.55, 254,935.98 and 98,867.09 is: 148,137.45
Step by Step Solution
- Step 1: Write the proportion equation
170,144.55 : 254,935.98 = 98,867.09 : x - Step 2: Convert to fraction form
170,144.55/254,935.98 = 98,867.09/x - Step 3: Cross multiply
170,144.55x = 254,935.98 × 98,867.09 - Step 4: Simplify right side
170,144.55x = 25,204,779,116.24 - Step 5: Solve for x
x = 25,204,779,116.24/170,144.55 - Step 6: Final answer
x = 148,137.45
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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.