Finding the Fourth Proportional to 79,831.08, 110,164.37 and 44,022.60
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Solution
The fourth proportional to 79,831.08, 110,164.37 and 44,022.60 is: 60,749.80
Step by Step Solution
- Step 1: Write the proportion equation
79,831.08 : 110,164.37 = 44,022.60 : x - Step 2: Convert to fraction form
79,831.08/110,164.37 = 44,022.60/x - Step 3: Cross multiply
79,831.08x = 110,164.37 × 44,022.60 - Step 4: Simplify right side
79,831.08x = 4,849,721,774.65 - Step 5: Solve for x
x = 4,849,721,774.65/79,831.08 - Step 6: Final answer
x = 60,749.80
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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.