Finding the Fourth Proportional to 95,121.50, 131,267.60 and 52,679.99
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Solution
The fourth proportional to 95,121.50, 131,267.60 and 52,679.99 is: 72,698.34
Step by Step Solution
- Step 1: Write the proportion equation
95,121.50 : 131,267.60 = 52,679.99 : x - Step 2: Convert to fraction form
95,121.50/131,267.60 = 52,679.99/x - Step 3: Cross multiply
95,121.50x = 131,267.60 × 52,679.99 - Step 4: Simplify right side
95,121.50x = 6,915,174,935.59 - Step 5: Solve for x
x = 6,915,174,935.59/95,121.50 - Step 6: Final answer
x = 72,698.34
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1.5x scale
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.