Finding the Fourth Proportional to 245,142.74, 367,735.28 and 67,649.74
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Solution
The fourth proportional to 245,142.74, 367,735.28 and 67,649.74 is: 101,480.45
Step by Step Solution
- Step 1: Write the proportion equation
245,142.74 : 367,735.28 = 67,649.74 : x - Step 2: Convert to fraction form
245,142.74/367,735.28 = 67,649.74/x - Step 3: Cross multiply
245,142.74x = 367,735.28 × 67,649.74 - Step 4: Simplify right side
245,142.74x = 24,877,194,823.24 - Step 5: Solve for x
x = 24,877,194,823.24/245,142.74 - Step 6: Final answer
x = 101,480.45
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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.