Finding the Fourth Proportional to 188,239.14, 259,754.04 and 107,653.59
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Solution
The fourth proportional to 188,239.14, 259,754.04 and 107,653.59 is: 148,552.82
Step by Step Solution
- Step 1: Write the proportion equation
188,239.14 : 259,754.04 = 107,653.59 : x - Step 2: Convert to fraction form
188,239.14/259,754.04 = 107,653.59/x - Step 3: Cross multiply
188,239.14x = 259,754.04 × 107,653.59 - Step 4: Simplify right side
188,239.14x = 27,963,454,923.00 - Step 5: Solve for x
x = 27,963,454,923.00/188,239.14 - Step 6: Final answer
x = 148,552.82
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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.