Finding the Fourth Proportional to 188,785.35, 260,529.62 and 102,750.59
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Solution
The fourth proportional to 188,785.35, 260,529.62 and 102,750.59 is: 141,798.99
Step by Step Solution
- Step 1: Write the proportion equation
188,785.35 : 260,529.62 = 102,750.59 : x - Step 2: Convert to fraction form
188,785.35/260,529.62 = 102,750.59/x - Step 3: Cross multiply
188,785.35x = 260,529.62 × 102,750.59 - Step 4: Simplify right side
188,785.35x = 26,769,572,305.05 - Step 5: Solve for x
x = 26,769,572,305.05/188,785.35 - Step 6: Final answer
x = 141,798.99
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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.