Finding the Fourth Proportional to 125,604.18, 188,336.93 and 65,482.65
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Solution
The fourth proportional to 125,604.18, 188,336.93 and 65,482.65 is: 98,187.82
Step by Step Solution
- Step 1: Write the proportion equation
125,604.18 : 188,336.93 = 65,482.65 : x - Step 2: Convert to fraction form
125,604.18/188,336.93 = 65,482.65/x - Step 3: Cross multiply
125,604.18x = 188,336.93 × 65,482.65 - Step 4: Simplify right side
125,604.18x = 12,332,800,941.85 - Step 5: Solve for x
x = 12,332,800,941.85/125,604.18 - Step 6: Final answer
x = 98,187.82
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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.