Finding the Fourth Proportional to 73,828.30, 101,847.62 and 48,323.44
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Solution
The fourth proportional to 73,828.30, 101,847.62 and 48,323.44 is: 66,663.15
Step by Step Solution
- Step 1: Write the proportion equation
73,828.30 : 101,847.62 = 48,323.44 : x - Step 2: Convert to fraction form
73,828.30/101,847.62 = 48,323.44/x - Step 3: Cross multiply
73,828.30x = 101,847.62 × 48,323.44 - Step 4: Simplify right side
73,828.30x = 4,921,627,354.21 - Step 5: Solve for x
x = 4,921,627,354.21/73,828.30 - Step 6: Final answer
x = 66,663.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.