Finding the Fourth Proportional to 79,954.63, 110,339.11 and 44,146.91
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Solution
The fourth proportional to 79,954.63, 110,339.11 and 44,146.91 is: 60,923.68
Step by Step Solution
- Step 1: Write the proportion equation
79,954.63 : 110,339.11 = 44,146.91 : x - Step 2: Convert to fraction form
79,954.63/110,339.11 = 44,146.91/x - Step 3: Cross multiply
79,954.63x = 110,339.11 × 44,146.91 - Step 4: Simplify right side
79,954.63x = 4,871,130,262.14 - Step 5: Solve for x
x = 4,871,130,262.14/79,954.63 - Step 6: Final answer
x = 60,923.68
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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.