Finding the Fourth Proportional to 195,873.71, 270,305.84 and 106,449.71
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Solution
The fourth proportional to 195,873.71, 270,305.84 and 106,449.71 is: 146,900.66
Step by Step Solution
- Step 1: Write the proportion equation
195,873.71 : 270,305.84 = 106,449.71 : x - Step 2: Convert to fraction form
195,873.71/270,305.84 = 106,449.71/x - Step 3: Cross multiply
195,873.71x = 270,305.84 × 106,449.71 - Step 4: Simplify right side
195,873.71x = 28,773,977,747.06 - Step 5: Solve for x
x = 28,773,977,747.06/195,873.71 - Step 6: Final answer
x = 146,900.66
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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.