Finding the Fourth Proportional to 190,466.13, 285,448.52 and 106,265.96
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Solution
The fourth proportional to 190,466.13, 285,448.52 and 106,265.96 is: 159,259.08
Step by Step Solution
- Step 1: Write the proportion equation
190,466.13 : 285,448.52 = 106,265.96 : x - Step 2: Convert to fraction form
190,466.13/285,448.52 = 106,265.96/x - Step 3: Cross multiply
190,466.13x = 285,448.52 × 106,265.96 - Step 4: Simplify right side
190,466.13x = 30,333,460,917.23 - Step 5: Solve for x
x = 30,333,460,917.23/190,466.13 - Step 6: Final answer
x = 159,259.08
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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.