Finding the Fourth Proportional to 110,112.09, 151,954.83 and 59,811.09
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Solution
The fourth proportional to 110,112.09, 151,954.83 and 59,811.09 is: 82,539.38
Step by Step Solution
- Step 1: Write the proportion equation
110,112.09 : 151,954.83 = 59,811.09 : x - Step 2: Convert to fraction form
110,112.09/151,954.83 = 59,811.09/x - Step 3: Cross multiply
110,112.09x = 151,954.83 × 59,811.09 - Step 4: Simplify right side
110,112.09x = 9,088,584,013.06 - Step 5: Solve for x
x = 9,088,584,013.06/110,112.09 - Step 6: Final answer
x = 82,539.38
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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.