Finding the Fourth Proportional to 235,158.77, 324,514.68 and 133,182.74
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Solution
The fourth proportional to 235,158.77, 324,514.68 and 133,182.74 is: 183,789.68
Step by Step Solution
- Step 1: Write the proportion equation
235,158.77 : 324,514.68 = 133,182.74 : x - Step 2: Convert to fraction form
235,158.77/324,514.68 = 133,182.74/x - Step 3: Cross multiply
235,158.77x = 324,514.68 × 133,182.74 - Step 4: Simplify right side
235,158.77x = 43,219,754,252.62 - Step 5: Solve for x
x = 43,219,754,252.62/235,158.77 - Step 6: Final answer
x = 183,789.68
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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.