Finding the Fourth Proportional to 73,197.12, 101,054.88 and 48,090.72
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Solution
The fourth proportional to 73,197.12, 101,054.88 and 48,090.72 is: 66,393.35
Step by Step Solution
- Step 1: Write the proportion equation
73,197.12 : 101,054.88 = 48,090.72 : x - Step 2: Convert to fraction form
73,197.12/101,054.88 = 48,090.72/x - Step 3: Cross multiply
73,197.12x = 101,054.88 × 48,090.72 - Step 4: Simplify right side
73,197.12x = 4,859,801,938.71 - Step 5: Solve for x
x = 4,859,801,938.71/73,197.12 - Step 6: Final answer
x = 66,393.35
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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.