Finding the Fourth Proportional to 110,022.68, 151,831.62 and 59,721.68
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Solution
The fourth proportional to 110,022.68, 151,831.62 and 59,721.68 is: 82,416.09
Step by Step Solution
- Step 1: Write the proportion equation
110,022.68 : 151,831.62 = 59,721.68 : x - Step 2: Convert to fraction form
110,022.68/151,831.62 = 59,721.68/x - Step 3: Cross multiply
110,022.68x = 151,831.62 × 59,721.68 - Step 4: Simplify right side
110,022.68x = 9,067,639,423.52 - Step 5: Solve for x
x = 9,067,639,423.52/110,022.68 - Step 6: Final answer
x = 82,416.09
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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.