Finding the Fourth Proportional to 94,800.24, 141,782.07 and 84,343.65
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Solution
The fourth proportional to 94,800.24, 141,782.07 and 84,343.65 is: 126,143.32
Step by Step Solution
- Step 1: Write the proportion equation
94,800.24 : 141,782.07 = 84,343.65 : x - Step 2: Convert to fraction form
94,800.24/141,782.07 = 84,343.65/x - Step 3: Cross multiply
94,800.24x = 141,782.07 × 84,343.65 - Step 4: Simplify right side
94,800.24x = 11,958,417,288.36 - Step 5: Solve for x
x = 11,958,417,288.36/94,800.24 - Step 6: Final answer
x = 126,143.32
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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.