Finding the Fourth Proportional to 274,656.96, 411,968.16 and 106,107.84
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Solution
The fourth proportional to 274,656.96, 411,968.16 and 106,107.84 is: 159,155.08
Step by Step Solution
- Step 1: Write the proportion equation
274,656.96 : 411,968.16 = 106,107.84 : x - Step 2: Convert to fraction form
274,656.96/411,968.16 = 106,107.84/x - Step 3: Cross multiply
274,656.96x = 411,968.16 × 106,107.84 - Step 4: Simplify right side
274,656.96x = 43,713,051,606.37 - Step 5: Solve for x
x = 43,713,051,606.37/274,656.96 - Step 6: Final answer
x = 159,155.08
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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.