Finding the Fourth Proportional to 96,485.21, 144,741.84 and 29,930.65
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Solution
The fourth proportional to 96,485.21, 144,741.84 and 29,930.65 is: 44,900.32
Step by Step Solution
- Step 1: Write the proportion equation
96,485.21 : 144,741.84 = 29,930.65 : x - Step 2: Convert to fraction form
96,485.21/144,741.84 = 29,930.65/x - Step 3: Cross multiply
96,485.21x = 144,741.84 × 29,930.65 - Step 4: Simplify right side
96,485.21x = 4,332,216,879.30 - Step 5: Solve for x
x = 4,332,216,879.30/96,485.21 - Step 6: Final answer
x = 44,900.32
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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.