Finding the Fourth Proportional to 103,671.60, 155,468.36 and 33,532.08
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Solution
The fourth proportional to 103,671.60, 155,468.36 and 33,532.08 is: 50,285.49
Step by Step Solution
- Step 1: Write the proportion equation
103,671.60 : 155,468.36 = 33,532.08 : x - Step 2: Convert to fraction form
103,671.60/155,468.36 = 33,532.08/x - Step 3: Cross multiply
103,671.60x = 155,468.36 × 33,532.08 - Step 4: Simplify right side
103,671.60x = 5,213,177,484.99 - Step 5: Solve for x
x = 5,213,177,484.99/103,671.60 - Step 6: Final answer
x = 50,285.49
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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.