Finding the Fourth Proportional to 190,353.24, 262,681.79 and 104,311.19
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Solution
The fourth proportional to 190,353.24, 262,681.79 and 104,311.19 is: 143,946.33
Step by Step Solution
- Step 1: Write the proportion equation
190,353.24 : 262,681.79 = 104,311.19 : x - Step 2: Convert to fraction form
190,353.24/262,681.79 = 104,311.19/x - Step 3: Cross multiply
190,353.24x = 262,681.79 × 104,311.19 - Step 4: Simplify right side
190,353.24x = 27,400,650,241.38 - Step 5: Solve for x
x = 27,400,650,241.38/190,353.24 - Step 6: Final answer
x = 143,946.33
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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.