Finding the Fourth Proportional to 99,007.44, 136,630.56 and 58,741.14
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Solution
The fourth proportional to 99,007.44, 136,630.56 and 58,741.14 is: 81,062.95
Step by Step Solution
- Step 1: Write the proportion equation
99,007.44 : 136,630.56 = 58,741.14 : x - Step 2: Convert to fraction form
99,007.44/136,630.56 = 58,741.14/x - Step 3: Cross multiply
99,007.44x = 136,630.56 × 58,741.14 - Step 4: Simplify right side
99,007.44x = 8,025,834,853.24 - Step 5: Solve for x
x = 8,025,834,853.24/99,007.44 - Step 6: Final answer
x = 81,062.95
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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.