Finding the Fourth Proportional to 98,089.77, 147,136.05 and 27,969.09
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Solution
The fourth proportional to 98,089.77, 147,136.05 and 27,969.09 is: 41,954.03
Step by Step Solution
- Step 1: Write the proportion equation
98,089.77 : 147,136.05 = 27,969.09 : x - Step 2: Convert to fraction form
98,089.77/147,136.05 = 27,969.09/x - Step 3: Cross multiply
98,089.77x = 147,136.05 × 27,969.09 - Step 4: Simplify right side
98,089.77x = 4,115,261,424.69 - Step 5: Solve for x
x = 4,115,261,424.69/98,089.77 - Step 6: Final answer
x = 41,954.03
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1.5x scale
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.