Finding the Fourth Proportional to 196,359.75, 294,539.63 and 48,615.75
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Solution
The fourth proportional to 196,359.75, 294,539.63 and 48,615.75 is: 72,923.63
Step by Step Solution
- Step 1: Write the proportion equation
196,359.75 : 294,539.63 = 48,615.75 : x - Step 2: Convert to fraction form
196,359.75/294,539.63 = 48,615.75/x - Step 3: Cross multiply
196,359.75x = 294,539.63 × 48,615.75 - Step 4: Simplify right side
196,359.75x = 14,319,265,017.17 - Step 5: Solve for x
x = 14,319,265,017.17/196,359.75 - Step 6: Final answer
x = 72,923.63
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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.