Finding the Fourth Proportional to 96,312.11, 132,903.48 and 53,862.44
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Solution
The fourth proportional to 96,312.11, 132,903.48 and 53,862.44 is: 74,326.12
Step by Step Solution
- Step 1: Write the proportion equation
96,312.11 : 132,903.48 = 53,862.44 : x - Step 2: Convert to fraction form
96,312.11/132,903.48 = 53,862.44/x - Step 3: Cross multiply
96,312.11x = 132,903.48 × 53,862.44 - Step 4: Simplify right side
96,312.11x = 7,158,505,385.03 - Step 5: Solve for x
x = 7,158,505,385.03/96,312.11 - Step 6: Final answer
x = 74,326.12
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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.