Finding the Fourth Proportional to 192,972.24, 266,321.44 and 111,303.68
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Solution
The fourth proportional to 192,972.24, 266,321.44 and 111,303.68 is: 153,610.47
Step by Step Solution
- Step 1: Write the proportion equation
192,972.24 : 266,321.44 = 111,303.68 : x - Step 2: Convert to fraction form
192,972.24/266,321.44 = 111,303.68/x - Step 3: Cross multiply
192,972.24x = 266,321.44 × 111,303.68 - Step 4: Simplify right side
192,972.24x = 29,642,556,334.90 - Step 5: Solve for x
x = 29,642,556,334.90/192,972.24 - Step 6: Final answer
x = 153,610.47
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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.