Finding the Fourth Proportional to 127,107.53, 190,547.99 and 48,277.11
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Solution
The fourth proportional to 127,107.53, 190,547.99 and 48,277.11 is: 72,372.63
Step by Step Solution
- Step 1: Write the proportion equation
127,107.53 : 190,547.99 = 48,277.11 : x - Step 2: Convert to fraction form
127,107.53/190,547.99 = 48,277.11/x - Step 3: Cross multiply
127,107.53x = 190,547.99 × 48,277.11 - Step 4: Simplify right side
127,107.53x = 9,199,106,273.51 - Step 5: Solve for x
x = 9,199,106,273.51/127,107.53 - Step 6: Final answer
x = 72,372.63
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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.