Finding the Fourth Proportional to 190,924.08, 263,470.64 and 106,041.21
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Solution
The fourth proportional to 190,924.08, 263,470.64 and 106,041.21 is: 146,334.32
Step by Step Solution
- Step 1: Write the proportion equation
190,924.08 : 263,470.64 = 106,041.21 : x - Step 2: Convert to fraction form
190,924.08/263,470.64 = 106,041.21/x - Step 3: Cross multiply
190,924.08x = 263,470.64 × 106,041.21 - Step 4: Simplify right side
190,924.08x = 27,938,744,934.87 - Step 5: Solve for x
x = 27,938,744,934.87/190,924.08 - Step 6: Final answer
x = 146,334.32
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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.