Finding the Fourth Proportional to 75,973.17, 104,808.15 and 44,136.12
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Solution
The fourth proportional to 75,973.17, 104,808.15 and 44,136.12 is: 60,887.61
Step by Step Solution
- Step 1: Write the proportion equation
75,973.17 : 104,808.15 = 44,136.12 : x - Step 2: Convert to fraction form
75,973.17/104,808.15 = 44,136.12/x - Step 3: Cross multiply
75,973.17x = 104,808.15 × 44,136.12 - Step 4: Simplify right side
75,973.17x = 4,625,825,085.38 - Step 5: Solve for x
x = 4,625,825,085.38/75,973.17 - Step 6: Final answer
x = 60,887.61
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1.5x scale
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.