Finding the Fourth Proportional to 174,630.21, 240,935.49 and 101,980.68
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Solution
The fourth proportional to 174,630.21, 240,935.49 and 101,980.68 is: 140,701.69
Step by Step Solution
- Step 1: Write the proportion equation
174,630.21 : 240,935.49 = 101,980.68 : x - Step 2: Convert to fraction form
174,630.21/240,935.49 = 101,980.68/x - Step 3: Cross multiply
174,630.21x = 240,935.49 × 101,980.68 - Step 4: Simplify right side
174,630.21x = 24,570,765,106.33 - Step 5: Solve for x
x = 24,570,765,106.33/174,630.21 - Step 6: Final answer
x = 140,701.69
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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.