Finding the Fourth Proportional to 195,467.40, 293,201.10 and 155,809.80
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Solution
The fourth proportional to 195,467.40, 293,201.10 and 155,809.80 is: 233,714.70
Step by Step Solution
- Step 1: Write the proportion equation
195,467.40 : 293,201.10 = 155,809.80 : x - Step 2: Convert to fraction form
195,467.40/293,201.10 = 155,809.80/x - Step 3: Cross multiply
195,467.40x = 293,201.10 × 155,809.80 - Step 4: Simplify right side
195,467.40x = 45,683,604,750.78 - Step 5: Solve for x
x = 45,683,604,750.78/195,467.40 - Step 6: Final answer
x = 233,714.70
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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.