Finding the Fourth Proportional to 192,202.30, 288,303.45 and 125,847.10
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Solution
The fourth proportional to 192,202.30, 288,303.45 and 125,847.10 is: 188,770.65
Step by Step Solution
- Step 1: Write the proportion equation
192,202.30 : 288,303.45 = 125,847.10 : x - Step 2: Convert to fraction form
192,202.30/288,303.45 = 125,847.10/x - Step 3: Cross multiply
192,202.30x = 288,303.45 × 125,847.10 - Step 4: Simplify right side
192,202.30x = 36,282,153,102.50 - Step 5: Solve for x
x = 36,282,153,102.50/192,202.30 - Step 6: Final answer
x = 188,770.65
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1.5x scale
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.