Finding the Fourth Proportional to 96,171.24, 132,713.88 and 53,730.08
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Solution
The fourth proportional to 96,171.24, 132,713.88 and 53,730.08 is: 74,146.15
Step by Step Solution
- Step 1: Write the proportion equation
96,171.24 : 132,713.88 = 53,730.08 : x - Step 2: Convert to fraction form
96,171.24/132,713.88 = 53,730.08/x - Step 3: Cross multiply
96,171.24x = 132,713.88 × 53,730.08 - Step 4: Simplify right side
96,171.24x = 7,130,727,389.51 - Step 5: Solve for x
x = 7,130,727,389.51/96,171.24 - Step 6: Final answer
x = 74,146.15
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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.