Finding the Fourth Proportional to 127,104.84, 190,658.52 and 38,359.08
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Solution
The fourth proportional to 127,104.84, 190,658.52 and 38,359.08 is: 57,539.00
Step by Step Solution
- Step 1: Write the proportion equation
127,104.84 : 190,658.52 = 38,359.08 : x - Step 2: Convert to fraction form
127,104.84/190,658.52 = 38,359.08/x - Step 3: Cross multiply
127,104.84x = 190,658.52 × 38,359.08 - Step 4: Simplify right side
127,104.84x = 7,313,485,421.36 - Step 5: Solve for x
x = 7,313,485,421.36/127,104.84 - Step 6: Final answer
x = 57,539.00
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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.