Finding the Fourth Proportional to 141,471.99, 212,076.09 and 97,119.63
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Solution
The fourth proportional to 141,471.99, 212,076.09 and 97,119.63 is: 145,588.90
Step by Step Solution
- Step 1: Write the proportion equation
141,471.99 : 212,076.09 = 97,119.63 : x - Step 2: Convert to fraction form
141,471.99/212,076.09 = 97,119.63/x - Step 3: Cross multiply
141,471.99x = 212,076.09 × 97,119.63 - Step 4: Simplify right side
141,471.99x = 20,596,751,392.65 - Step 5: Solve for x
x = 20,596,751,392.65/141,471.99 - Step 6: Final answer
x = 145,588.90
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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.