Finding the Fourth Proportional to 195,187.08, 269,358.18 and 105,763.08
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Solution
The fourth proportional to 195,187.08, 269,358.18 and 105,763.08 is: 145,953.06
Step by Step Solution
- Step 1: Write the proportion equation
195,187.08 : 269,358.18 = 105,763.08 : x - Step 2: Convert to fraction form
195,187.08/269,358.18 = 105,763.08/x - Step 3: Cross multiply
195,187.08x = 269,358.18 × 105,763.08 - Step 4: Simplify right side
195,187.08x = 28,488,150,739.99 - Step 5: Solve for x
x = 28,488,150,739.99/195,187.08 - Step 6: Final answer
x = 145,953.06
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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.