Finding the Fourth Proportional to 227,130.03, 340,704.45 and 84,961.05
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Solution
The fourth proportional to 227,130.03, 340,704.45 and 84,961.05 is: 127,445.09
Step by Step Solution
- Step 1: Write the proportion equation
227,130.03 : 340,704.45 = 84,961.05 : x - Step 2: Convert to fraction form
227,130.03/340,704.45 = 84,961.05/x - Step 3: Cross multiply
227,130.03x = 340,704.45 × 84,961.05 - Step 4: Simplify right side
227,130.03x = 28,946,607,811.67 - Step 5: Solve for x
x = 28,946,607,811.67/227,130.03 - Step 6: Final answer
x = 127,445.09
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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.