Finding the Fourth Proportional to 192,055.64, 265,036.84 and 106,014.68
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Solution
The fourth proportional to 192,055.64, 265,036.84 and 106,014.68 is: 146,300.29
Step by Step Solution
- Step 1: Write the proportion equation
192,055.64 : 265,036.84 = 106,014.68 : x - Step 2: Convert to fraction form
192,055.64/265,036.84 = 106,014.68/x - Step 3: Cross multiply
192,055.64x = 265,036.84 × 106,014.68 - Step 4: Simplify right side
192,055.64x = 28,097,795,780.81 - Step 5: Solve for x
x = 28,097,795,780.81/192,055.64 - Step 6: Final answer
x = 146,300.29
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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.