Finding the Fourth Proportional to 190,950.74, 286,348.08 and 82,887.02
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Solution
The fourth proportional to 190,950.74, 286,348.08 and 82,887.02 is: 124,296.66
Step by Step Solution
- Step 1: Write the proportion equation
190,950.74 : 286,348.08 = 82,887.02 : x - Step 2: Convert to fraction form
190,950.74/286,348.08 = 82,887.02/x - Step 3: Cross multiply
190,950.74x = 286,348.08 × 82,887.02 - Step 4: Simplify right side
190,950.74x = 23,734,539,033.92 - Step 5: Solve for x
x = 23,734,539,033.92/190,950.74 - Step 6: Final answer
x = 124,296.66
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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.