Finding the Fourth Proportional to 150,924.24, 208,266.69 and 86,396.79
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Solution
The fourth proportional to 150,924.24, 208,266.69 and 86,396.79 is: 119,222.55
Step by Step Solution
- Step 1: Write the proportion equation
150,924.24 : 208,266.69 = 86,396.79 : x - Step 2: Convert to fraction form
150,924.24/208,266.69 = 86,396.79/x - Step 3: Cross multiply
150,924.24x = 208,266.69 × 86,396.79 - Step 4: Simplify right side
150,924.24x = 17,993,573,479.93 - Step 5: Solve for x
x = 17,993,573,479.93/150,924.24 - Step 6: Final answer
x = 119,222.55
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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.