Finding the Fourth Proportional to 96,201.56, 132,794.58 and 72,397.28
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Solution
The fourth proportional to 96,201.56, 132,794.58 and 72,397.28 is: 99,935.66
Step by Step Solution
- Step 1: Write the proportion equation
96,201.56 : 132,794.58 = 72,397.28 : x - Step 2: Convert to fraction form
96,201.56/132,794.58 = 72,397.28/x - Step 3: Cross multiply
96,201.56x = 132,794.58 × 72,397.28 - Step 4: Simplify right side
96,201.56x = 9,613,965,726.77 - Step 5: Solve for x
x = 9,613,965,726.77/96,201.56 - Step 6: Final answer
x = 99,935.66
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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.