Finding the Fourth Proportional to 205,590.36, 283,713.66 and 119,518.68
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Solution
The fourth proportional to 205,590.36, 283,713.66 and 119,518.68 is: 164,935.18
Step by Step Solution
- Step 1: Write the proportion equation
205,590.36 : 283,713.66 = 119,518.68 : x - Step 2: Convert to fraction form
205,590.36/283,713.66 = 119,518.68/x - Step 3: Cross multiply
205,590.36x = 283,713.66 × 119,518.68 - Step 4: Simplify right side
205,590.36x = 33,909,082,141.17 - Step 5: Solve for x
x = 33,909,082,141.17/205,590.36 - Step 6: Final answer
x = 164,935.18
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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.