Finding the Fourth Proportional to 201,138.85, 277,584.74 and 110,494.99
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Solution
The fourth proportional to 201,138.85, 277,584.74 and 110,494.99 is: 152,490.30
Step by Step Solution
- Step 1: Write the proportion equation
201,138.85 : 277,584.74 = 110,494.99 : x - Step 2: Convert to fraction form
201,138.85/277,584.74 = 110,494.99/x - Step 3: Cross multiply
201,138.85x = 277,584.74 × 110,494.99 - Step 4: Simplify right side
201,138.85x = 30,671,723,070.45 - Step 5: Solve for x
x = 30,671,723,070.45/201,138.85 - Step 6: Final answer
x = 152,490.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.