Finding the Fourth Proportional to 73,301.63, 101,156.24 and 39,767.63
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Solution
The fourth proportional to 73,301.63, 101,156.24 and 39,767.63 is: 54,879.32
Step by Step Solution
- Step 1: Write the proportion equation
73,301.63 : 101,156.24 = 39,767.63 : x - Step 2: Convert to fraction form
73,301.63/101,156.24 = 39,767.63/x - Step 3: Cross multiply
73,301.63x = 101,156.24 × 39,767.63 - Step 4: Simplify right side
73,301.63x = 4,022,743,518.15 - Step 5: Solve for x
x = 4,022,743,518.15/73,301.63 - Step 6: Final answer
x = 54,879.32
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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.