Finding the Fourth Proportional to 141,412.04, 195,136.99 and 83,259.53
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Solution
The fourth proportional to 141,412.04, 195,136.99 and 83,259.53 is: 114,891.31
Step by Step Solution
- Step 1: Write the proportion equation
141,412.04 : 195,136.99 = 83,259.53 : x - Step 2: Convert to fraction form
141,412.04/195,136.99 = 83,259.53/x - Step 3: Cross multiply
141,412.04x = 195,136.99 × 83,259.53 - Step 4: Simplify right side
141,412.04x = 16,247,014,073.01 - Step 5: Solve for x
x = 16,247,014,073.01/141,412.04 - Step 6: Final answer
x = 114,891.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.