Finding the Fourth Proportional to 106,449.84, 159,493.99 and 64,241.23
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Solution
The fourth proportional to 106,449.84, 159,493.99 and 64,241.23 is: 96,252.75
Step by Step Solution
- Step 1: Write the proportion equation
106,449.84 : 159,493.99 = 64,241.23 : x - Step 2: Convert to fraction form
106,449.84/159,493.99 = 64,241.23/x - Step 3: Cross multiply
106,449.84x = 159,493.99 × 64,241.23 - Step 4: Simplify right side
106,449.84x = 10,246,090,095.21 - Step 5: Solve for x
x = 10,246,090,095.21/106,449.84 - Step 6: Final answer
x = 96,252.75
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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.