Finding the Fourth Proportional to 232,004.22, 320,155.11 and 131,402.94
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Solution
The fourth proportional to 232,004.22, 320,155.11 and 131,402.94 is: 181,329.99
Step by Step Solution
- Step 1: Write the proportion equation
232,004.22 : 320,155.11 = 131,402.94 : x - Step 2: Convert to fraction form
232,004.22/320,155.11 = 131,402.94/x - Step 3: Cross multiply
232,004.22x = 320,155.11 × 131,402.94 - Step 4: Simplify right side
232,004.22x = 42,069,322,710.02 - Step 5: Solve for x
x = 42,069,322,710.02/232,004.22 - Step 6: Final answer
x = 181,329.99
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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.