Finding the Fourth Proportional to 248,923.05, 343,544.67 and 152,106.99
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Solution
The fourth proportional to 248,923.05, 343,544.67 and 152,106.99 is: 209,926.50
Step by Step Solution
- Step 1: Write the proportion equation
248,923.05 : 343,544.67 = 152,106.99 : x - Step 2: Convert to fraction form
248,923.05/343,544.67 = 152,106.99/x - Step 3: Cross multiply
248,923.05x = 343,544.67 × 152,106.99 - Step 4: Simplify right side
248,923.05x = 52,255,545,684.24 - Step 5: Solve for x
x = 52,255,545,684.24/248,923.05 - Step 6: Final answer
x = 209,926.50
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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.