Finding the Fourth Proportional to 96,331.30, 144,498.01 and 43,025.99
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Solution
The fourth proportional to 96,331.30, 144,498.01 and 43,025.99 is: 64,539.46
Step by Step Solution
- Step 1: Write the proportion equation
96,331.30 : 144,498.01 = 43,025.99 : x - Step 2: Convert to fraction form
96,331.30/144,498.01 = 43,025.99/x - Step 3: Cross multiply
96,331.30x = 144,498.01 × 43,025.99 - Step 4: Simplify right side
96,331.30x = 6,217,169,933.28 - Step 5: Solve for x
x = 6,217,169,933.28/96,331.30 - Step 6: Final answer
x = 64,539.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.