Finding the Fourth Proportional to 130,180.38, 195,200.41 and 70,240.99
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Solution
The fourth proportional to 130,180.38, 195,200.41 and 70,240.99 is: 105,323.62
Step by Step Solution
- Step 1: Write the proportion equation
130,180.38 : 195,200.41 = 70,240.99 : x - Step 2: Convert to fraction form
130,180.38/195,200.41 = 70,240.99/x - Step 3: Cross multiply
130,180.38x = 195,200.41 × 70,240.99 - Step 4: Simplify right side
130,180.38x = 13,711,069,683.35 - Step 5: Solve for x
x = 13,711,069,683.35/130,180.38 - Step 6: Final answer
x = 105,323.62
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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.