Finding the Fourth Proportional to 103,771.26, 155,649.60 and 59,258.52
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Solution
The fourth proportional to 103,771.26, 155,649.60 and 59,258.52 is: 88,883.62
Step by Step Solution
- Step 1: Write the proportion equation
103,771.26 : 155,649.60 = 59,258.52 : x - Step 2: Convert to fraction form
103,771.26/155,649.60 = 59,258.52/x - Step 3: Cross multiply
103,771.26x = 155,649.60 × 59,258.52 - Step 4: Simplify right side
103,771.26x = 9,223,564,934.59 - Step 5: Solve for x
x = 9,223,564,934.59/103,771.26 - Step 6: Final answer
x = 88,883.62
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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.