Finding the Fourth Proportional to 190,054.74, 285,135.93 and 95,170.38
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Solution
The fourth proportional to 190,054.74, 285,135.93 and 95,170.38 is: 142,782.52
Step by Step Solution
- Step 1: Write the proportion equation
190,054.74 : 285,135.93 = 95,170.38 : x - Step 2: Convert to fraction form
190,054.74/285,135.93 = 95,170.38/x - Step 3: Cross multiply
190,054.74x = 285,135.93 × 95,170.38 - Step 4: Simplify right side
190,054.74x = 27,136,495,344.91 - Step 5: Solve for x
x = 27,136,495,344.91/190,054.74 - Step 6: Final answer
x = 142,782.52
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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.