Finding the Fourth Proportional to 188,935.84, 260,729.34 and 104,051.08
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Solution
The fourth proportional to 188,935.84, 260,729.34 and 104,051.08 is: 143,589.32
Step by Step Solution
- Step 1: Write the proportion equation
188,935.84 : 260,729.34 = 104,051.08 : x - Step 2: Convert to fraction form
188,935.84/260,729.34 = 104,051.08/x - Step 3: Cross multiply
188,935.84x = 260,729.34 × 104,051.08 - Step 4: Simplify right side
188,935.84x = 27,129,169,414.69 - Step 5: Solve for x
x = 27,129,169,414.69/188,935.84 - Step 6: Final answer
x = 143,589.32
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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.