Finding the Fourth Proportional to 170,560.94, 235,369.98 and 94,078.40
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Solution
The fourth proportional to 170,560.94, 235,369.98 and 94,078.40 is: 129,825.92
Step by Step Solution
- Step 1: Write the proportion equation
170,560.94 : 235,369.98 = 94,078.40 : x - Step 2: Convert to fraction form
170,560.94/235,369.98 = 94,078.40/x - Step 3: Cross multiply
170,560.94x = 235,369.98 × 94,078.40 - Step 4: Simplify right side
170,560.94x = 22,143,231,126.43 - Step 5: Solve for x
x = 22,143,231,126.43/170,560.94 - Step 6: Final answer
x = 129,825.92
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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.