Finding the Fourth Proportional to 130,220.19, 195,328.26 and 41,472.95
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Solution
The fourth proportional to 130,220.19, 195,328.26 and 41,472.95 is: 62,208.77
Step by Step Solution
- Step 1: Write the proportion equation
130,220.19 : 195,328.26 = 41,472.95 : x - Step 2: Convert to fraction form
130,220.19/195,328.26 = 41,472.95/x - Step 3: Cross multiply
130,220.19x = 195,328.26 × 41,472.95 - Step 4: Simplify right side
130,220.19x = 8,100,838,183.93 - Step 5: Solve for x
x = 8,100,838,183.93/130,220.19 - Step 6: Final answer
x = 62,208.77
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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.