Finding the Fourth Proportional to 110,102.70, 154,493.70 and 110,102.70
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Solution
The fourth proportional to 110,102.70, 154,493.70 and 110,102.70 is: 154,493.70
Step by Step Solution
- Step 1: Write the proportion equation
110,102.70 : 154,493.70 = 110,102.70 : x - Step 2: Convert to fraction form
110,102.70/154,493.70 = 110,102.70/x - Step 3: Cross multiply
110,102.70x = 154,493.70 × 110,102.70 - Step 4: Simplify right side
110,102.70x = 17,010,173,502.99 - Step 5: Solve for x
x = 17,010,173,502.99/110,102.70 - Step 6: Final answer
x = 154,493.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.