Finding the Fourth Proportional to 88,793.74, 122,533.36 and 48,507.68
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Solution
The fourth proportional to 88,793.74, 122,533.36 and 48,507.68 is: 66,939.51
Step by Step Solution
- Step 1: Write the proportion equation
88,793.74 : 122,533.36 = 48,507.68 : x - Step 2: Convert to fraction form
88,793.74/122,533.36 = 48,507.68/x - Step 3: Cross multiply
88,793.74x = 122,533.36 × 48,507.68 - Step 4: Simplify right side
88,793.74x = 5,943,809,201.27 - Step 5: Solve for x
x = 5,943,809,201.27/88,793.74 - Step 6: Final answer
x = 66,939.51
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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.