Finding the Fourth Proportional to 273,970.99, 378,196.35 and 166,575.31
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Solution
The fourth proportional to 273,970.99, 378,196.35 and 166,575.31 is: 229,944.69
Step by Step Solution
- Step 1: Write the proportion equation
273,970.99 : 378,196.35 = 166,575.31 : x - Step 2: Convert to fraction form
273,970.99/378,196.35 = 166,575.31/x - Step 3: Cross multiply
273,970.99x = 378,196.35 × 166,575.31 - Step 4: Simplify right side
273,970.99x = 62,998,174,242.12 - Step 5: Solve for x
x = 62,998,174,242.12/273,970.99 - Step 6: Final answer
x = 229,944.69
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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.